Obstructions to concentration

In the Upakkilesa Sutta, the Buddha recounted how, while he was still a Bodhisatta, subtle imperfections arose during his development of deep concentration and the Divine Eye. These imperfections did not arise because his practice was incorrect, but because the mind had not yet fully learned to relate wisely to increasingly refined meditative experiences. He then gave Venerable Anuruddha guidance on how to overcome the subtle mental impurities (upakkilesa) that can obstruct (1) the development of deep concentration, (2) the stability of the nimitta, and (3) the development and maintenance of the Divine Eye (dibbacakkhu-abhiññā). Although the immediate context of this sutta concerns the purification of concentration to support the Divine Eye, its underlying principles apply broadly to all meditators cultivating samādhi.

The Blessed One asked Venerable Anuruddha: "While you dwell diligent, ardent, and resolute, with your minds directed towards Nibbāna, have you attained the noble knowledge and vision that surpasses the ordinary state of human beings, so that you dwell in ease?"

Venerable Anuruddha replied: "Bhante, while we dwell diligent, ardent, and resolute, with our minds directed towards Nibbāna, we perceive the light, we perceive forms, and with the Divine Eye (dibbacakkhu-abhiññā) we see those forms. However, before long, both the light and the seeing of forms disappear. We do not know the reason why they disappear."

Here, "light" (obhāsa) refers to the meditation sign (nimitta) that arises through the strength of concentration. As concentration matures, this luminous sign becomes increasingly bright, clear, and stable, eventually serving as the basis for the attainment of jhāna.

"Forms" (rūpā) refer to visible objects (rūpārammaṇa) perceived through the Divine Eye (dibbacakkhu). The Divine Eye is a supernormal knowledge (abhiññā) developed on the basis of the Fourth Jhāna, enabling one to perceive forms beyond the range of ordinary human vision—such as beings in distant places, devas in heavenly realms, and other subtle forms—to the extent that this ability has been cultivated.

Venerable Anuruddha explained that he was able to develop his meditation to the point where the nimitta became clear and stable, use it as the foundation for deep concentration, and attain the Divine Eye, through which he could perceive these subtle forms. Yet these experiences were short-lived: the light would fade, the Divine Eye would cease, and the visions would disappear. Perplexed by this recurring pattern, he approached the Buddha to understand its underlying cause.

The Buddha replied that before his enlightenment, while he was still a Bodhisatta who had not yet realised the Four Noble Truths, he too experienced the same phenomenon. He developed the light born of concentration, perceived forms with the Divine Eye, yet before long both the light and the perception of forms disappeared. He then reflected: "For what reason do this light and this vision of forms disappear? What is their cause? What are the supporting conditions?"

Through careful investigation, he realised that these experiences disappeared because of the arising of eleven subtle impurities (upakkilesa). Having recognised and abandoned them, he perfected the four jhānas. Supported by these purified states of concentration together with vipassanā wisdom, he attained the Three Knowledges (tevijja): the recollection of past lives, the Divine Eye (seeing beings passing away and reappearing according to their kamma), and the knowledge of the destruction of the defilements (Arahatta-magga). Through this final knowledge, he realised perfect Buddhahood.

The central theme of the Upakkilesa Sutta is the purification of the mind from the subtle imperfections that obstruct the development of deep concentration. The Buddha's guidance enabled Venerable Anuruddha to strengthen his jhāna, stabilise and purify the Divine Eye, and use these attainments as a firm foundation for the development of vipassanā leading to Arahantship. In the sections that follow, each of the eleven impurities will be explained together with practical methods for overcoming them. In this post, while many of these methods can be applied generally to the development of concentration and jhāna, guidance for those training in the Divine Eye is included to remain faithful to the original context and purpose of the Upakkilesa Sutta, in which the Buddha specifically addressed the purification and stabilisation of this supernormal knowledge.

The eleven impurities are as follows:

1. Doubt (vicikicchā)

Doubt, in this case, doesn't always refer to the doubt that lead to wrong views such as doubt in the Buddha, Dhamma and Saṅgha. It also refers to uncertainty regarding one's practice, object, state of concentration and uncertainty regarding one's skills and abilities to practice (lack of confidence).

• What it means for those who are developing concentration:

The Visuddhimagga states: “One developing concentration needs strong faith, for it is through such faith and confidence that one reaches absorption.” This refers to cultivating confidence in one’s ability to practise, as well as confidence in the meditation object, the method of practice, and the Buddha’s instructions.

When doubt becomes a hindrance, it is helpful to let go of rigid expectations—the shoulds, musts, and the tendency to grasp at results or control the meditation experience—and gently return to the meditation object with a very simple mind, and allow the practice to unfold with patience. Letting go of doubt also requires relaxing both the mind and body, releasing the tension created by mental states of "should be" and striving, and allowing experience to unfold according to its natural causes and conditions. Especially in concentration practice, the mind often tries to manufacture experiences. Instead, remember: "My task is not to create the nimitta or to control the breath, but to create the conditions for it." When the appropriate causes are present, the results will arise naturally.

Rather than analysing or comparing one's progress with others or with one's own past experiences, recognise doubt as just another conditioned mental state that has arisen and can cease when its supporting conditions are removed.

Cultivating muditā (appreciative joy) towards oneself can also counter discouragement, and bring lightness and confidence back to the mind when doubt becomes overwhelming.

• What it means for those nearing jhāna:

Develop a simple mind: just come back to the nimitta. Do not investigate or analyse the meditation object unnecessarily. You have arrived at this stage because you have practised correctly and consistently, so there is no need to doubt the practice or your experience. Allow the mind to relax and settle into the state of concentration. Trust the process, let go of the urge to control, and allow the mind to become naturally absorbed.

Do not think too much; simply know the object, stay with it, and let concentration deepen on its own.

• What it means for those developing Divine Eye (dibbacakkhu-abhiññā):

You may be struggling to see forms because of doubt manifesting in the following ways:

• You do not trust your ability to see.

• You do not trust what you perceive.

• You do not trust that your preliminary work (parikamma) and determination (adiṭṭhāna) will be effective.

• You have not established a strong basis of concentration through repeated practice of the 14 Ways.

In such cases, forms may initially appear, but because doubt arises, the light (nimitta) gradually dims, the Divine Eye weakens, and the forms perceived become limited or disappear altogether.

The practical remedy is to revisit the 14 Ways and strengthen your foundation. Develop a stable fourth jhāna, supported by a clear and firm determination (adiṭṭhāna) to use it as the basis for the Divine Eye. This strengthens the brightness of the light and stabilises the perception of forms. Throughout the practice, be clear in your determination, have confidence in what you perceive, and avoid unnecessary questioning or second-guessing of the experience.

2. Inattention (amanasikāra)

3. Sloth and torpor (thīna-middha)

A consequence of doubt and a lack of confidence is the arising of inattention (amanasikāra). Instead of remaining confidently with the meditation object or nimitta, the meditator gradually withdraws attention from it. Thoughts such as "Perhaps I shouldn't stay with the object anymore," "Maybe I should stop paying attention," or "I'm not sure this is correct" are subtle expressions of doubt that quietly pull the mind away from the meditation object.

These are very subtle forms of inattention, difficult to recognise unless mindfulness is well established. When the mind begins to hesitate, wander, or lose interest in the object, this signals that inattention is setting in. Such inattention is also a subtle manifestation of restlessness, one that weakens the precision and continuity of attention and can become habitual if not detected with strong mindfulness.

Every stage of samādhi depends on continuous, skilful attention (yoniso manasikāra) to the meditation object. Once this continuity is interrupted, the conditions necessary for deeper absorption can no longer be sustained. As a result, the mind grows increasingly passive, lacking the energy needed to maintain focus, and it is in this weakened state that sloth and torpor find their opening.

Thus, the sequence described in the Upakkilesa Sutta shows as a natural progression: doubt (vicikicchā) gives rise to inattention (amanasikāra), which erodes the continuity of concentration. As energy declines, sloth and torpor (thīna-middha) arise, further destabilising the mind and making it increasingly difficult to sustain the practice.

• What these mean for those who are developing concentration, and nearing jhāna:

The remedy is not to force the mind back onto the object or nimitta, but to restore confidence. Once confidence returns, gently re-establish continuous, gentle and mindful attention on your meditation object without analysing, questioning, or trying to control the experience. In this way, the supporting conditions for concentration are restored, allowing the object or nimitta to stabilise and absorption to develop eventually.

At the same time, recognise that boredom, inattention, complacency, laziness, or a lack of engagement with the meditation object will gradually weaken concentration. Reflect that it is continuous, balanced attention that sustains the object. With a wholesome sense of urgency (saṃvega), steadily revitalise your energy (vīriya), return to the meditation object, and remain with it without strain or forcing.

If the mind has become noticeably dull, it may also be helpful to adopt a more energising posture or environment for practice, and incorporate counting or noting methods (for breath meditation). Instead of continuing to sit while overcome by sloth and torpor, it also helpful to try standing or walking meditation, or move to a brighter or more refreshing place to meditate. Avoid lying down unless it is genuinely necessary.

It is also important to make a strong determination (adiṭṭhāna) before or during meditation, for example, to remain continuously with the meditation object or nimitta, to sustain unbroken attention, or not to give in to dullness and distraction. Whenever inattention or a lack of energy arises, firmly recollect this determination to re-establish your purpose. One thing to note is that a firm determination does not mean straining, forcing, or striving. It is a quiet and unwavering resolve that keeps the mind gently directed towards the meditation object with steadiness, trust and balanced effort.

• What these mean for those developing Divine Eye (dibbacakkhu-abhiññā):

One must be very firm in one's determination (adiṭṭhāna). The mind cannot continually fluctuate between what it wants to see and what it has already determined to see. If the mind becomes restless, indecisive, or repeatedly changes its determination, attention is divided and loses its continuity, as though multiple determinations are competing with one another. As a result, the mind can no longer remain attentive on forms, causing the light (nimitta) to weaken, the perception of forms to disappear, and concentration (samādhi) to decline. As samādhi wanes, sloth and torpor readily arise, further weakening the practice.

Therefore, establish a clear and firm determination from the outset, and remain faithful to it throughout the meditation. If concentration weakens, return to the fourth jhāna and re-establish a strong foundation through careful preliminary work (parikamma). Once the abhiññā develops and forms become visible, continue to abide by your original determination without second-guessing or changing it. This consistency of determination supports continuity of attention, and allow concentration and the Divine Eye to remain stable. One can only switch between several adiṭṭhāna while seeing only when they have thoroughly mastered this abhiññā.

4. Terror (chambhitatta)

This fear isn’t just a subtle uneasy sensation during meditation; it’s a more intense and visceral reaction that emerges when observing unpleasant objects.

• What this mean for those who are developing concentration, and nearing jhāna:

For beginners, terror may not arise. But it may arise as only fear. During meditation, one may become frightened by unusual experiences such as bright lights, bodily vibrations, feelings of expansion, a sense of the body disappearing, or the unfamiliar stillness that accompanies deep concentration. Some may fear losing control, wonder whether something is wrong, or become anxious simply because the experience is unlike anything previously encountered.

If fear arises, recognise it simply as another mental state, and gently return attention to the meditation object, maintaining continuity with it. It is also helpful to recollect the qualities of the Buddha, Dhamma, and Saṅgha, which naturally give rise to confidence and dispel fear. Practising mettā towards oneself, and all beings, whether seen or unseen, to soften the mind.

Reflecting on the characteristic of anatta (non-self) can help to ease fear because fear, like all forms of aversion rooted in dosa, arises because of attachment to the body, the aggregates, and the notion of "I", "me", or "mine".

• What this mean for those who are nearing jhāna:

It is not uncommon for meditators, as concentration deepens, to perceive desirable or frightening forms and beings. This can occur because of the mind's very subtle tendency to "play" with the nimitta, such as to expand it, move it to different locations, or incline the mind towards seeing something in a particular place or direction. When concentration and pāramī are sufficiently strong, even these subtle intentions can influence what becomes the object of perception. If such intentions are untrained or not guided by mindfulness and wisdom, they may give rise to disturbing or terrifying sights (such as petas or asuras), which in turn generate fear and further destabilise concentration.

If this happens, do not panic or continue forcing the practice. Instead, gently let go of the meditation object and allow the mind to rest for a while. Recollect the qualities of the Buddha, Dhamma, and Saṅgha to restore confidence, reflect on the characteristic of anattā to weaken fear and attachment, and cultivate mettā until the mind becomes filled with strong pīti (joy) and sukha (bliss). Give yourself sufficient time for the mind to settle before returning to concentration practice.

When you resume the practice, do so with a disciplined and restrained mindset. Avoid "playing" with the nimitta or your state of concentration by intentionally exploring, expanding, or directing it out of curiosity. This is not the time to experiment; remain faithful to your original determination, and allow concentration to mature naturally without intentional interference.

When you resume meditation, do so with renewed mindfulness and a clear determination. Avoid allowing the mind to indulge in playful curiosity or intentionally manipulate the nimitta. Remain content with the nimitta as it is.

• What these mean for those developing Divine Eye (dibbacakkhu-abhiññā):

Until one has fully mastered the abhiññā, concentration can decline almost instantly when confronted with extremely undesirable or terrifying sights. This is especially true when one has only recently developed this samādhi-based ability and, out of curiosity or playfulness, begins directing the mind towards seeing different forms or beings. Without sufficient mastery, mindfulness, and equanimity, such experiences can easily give rise to fear, causing concentration to weaken and the abhiññā to disappear.

If this happens, do not continue forcing the practice or investigating what has been seen. Instead, withdraw from the experience, temporarily set aside the development of abhiññā and strengthen the foundations of samādhi, vipassanā, and equanimity.

It is also important to regard all objects – both frightening and desirable – in exactly the same way: as conditioned phenomena. Avoid chasing them, resisting them, or assigning special significance to them. Practise vipassanā again. Simply know forms as forms only (rūpa as rūpa), remain balanced, and return to the stages of jhāna step by step.

For this reason, it is generally safer and more beneficial to cultivate the higher abhiññā after attaining Path and Fruition (magga-phala). At that stage, wisdom has become firmly established and equanimity of the mind is stronger, and it enables to guide the mind with greater mindfulness and clear comprehension.

The stronger one's insight, the less likely the mind is to become overwhelmed by terror or distracted by fascination with longing, and the more stable concentration and the different abhiññā become.

5. Pleasurable excitement (ubbilla)

• What this mean for those who are developing concentration, and nearing jhāna:

Excitement commonly arises when a meditator's attention on the breath has become continuous and stable, joy (pīti) begins to pervade the body, the nimitta or meditation light appears for the first time, or one is approaching strong access concentration or jhāna. At this stage, the mind can easily become delighted by these pleasant experiences. Instead of remaining with the meditation object, one may intentionally or unintentionally dwell on the pleasurable mental and bodily feelings, becoming absorbed in the experience of joy rather than continuing the meditation that gave rise to it.

This is where many meditators lose momentum. Having shifted their attention from the meditation object to the pleasant feeling, the supporting conditions for concentration gradually weaken and as a result, the joy fades, the attention on the object or nimitta becomes unstable or disappears, and then concentration declines. The meditator may then begin chasing after the pleasant experience, hoping to recreate it, but this only draws the mind further away from the meditation object. This leads to more frustration, doubt, sloth and torpor, excessive effort or striving, and in the end, both the nimitta and concentration are lost.

The correct approach is to only regard joy (pīti), happiness (sukha), light and nimitta signs that concentration is developing well, not as the objects to be enjoyed. Acknowledge them without clinging and let them be there but maintain continuous attention on the meditation object; allow these wholesome qualities to mature on their own.

At this stage, it is important to cultivate equanimity (upekkhā) together with patience. Be mindful of the subtle craving (taṇhā) that delights in pleasant feelings, recognising that these experiences are simply by-products of concentration rather than its goal. Reflect that stopping here and indulging in them only interrupts further development and ultimately does more harm than good. Instead, firmly determine to continue cultivating deeper and more stable concentration.

It is also helpful to strongly remind yourself from time to time that the moment the mind lets go of the meditation object and begins dwelling on these pleasant sensations, the supporting conditions for concentration will start to weaken. By maintaining steady attention on the object while relating to joy, happiness, meditation lights and/or nimitta with equanimity, concentration can continue to mature.

• What these mean for those developing Divine Eye (dibbacakkhu-abhiññā):

Practise strong mindfulness throughout the meditation so that excitement does not overpower the mind. Remain continuously aware without becoming carried away by the pleasant feelings, objects or other experiences that arise. Before and after concentration practice, it is also beneficial to cultivate vipassanā reflections Such reflections help prevent attachment to meditative experiences and remind one that these are not the ultimate goals of the path.

6. Discomfort (duṭṭhulla)

7. Excessive effort (accāraddha-vīriya)

As a result of exerting effort too intensely, mental agitation, bodily tension, physical discomfort, and eventually bodily sluggishness can develop. Likewise, when discomfort arises in the body due to restlessness or other hindrances, meditators often respond by applying even more force or effort in an attempt to suppress or overcome these experiences. This usually has the opposite effect, creating further tension and agitation instead of restoring calm. In both cases, excessive effort disturbs the balance of concentration.

• What this mean for those who are developing concentration, and nearing jhāna:

Rather than forcing the mind, it is more effective to relax both the mind and body. During meditation, consciously soften unnecessary physical tension in the face, shoulders, jaw, chest, abdomen, and hands, while also relaxing mental tension—the urge to strive, control, achieve, or make something happen. Allow the breath, the body, and the mind to settle naturally, returning gently to the meditation object with balanced effort whenever the mind becomes tight or agitated. A relaxed and attentive mind sustains concentration better.

A common mistake is to think that balancing effort is only necessary during meditation. Many meditators spend the whole day rushing, striving, worrying, and carrying unnecessary physical and mental tension, only to sit down and suddenly try to cultivate relaxation and balanced effort. It is precisely because the mind has repeatedly forgotten to balance effort throughout the day that this habit manifests so strongly during meditation. Therefore, this practice of relaxation should not be confined to formal meditation only. Learning to consciously relax the body and mind throughout everyday life is an essential part of developing concentration and balancing effort in meditation.

Many of the tensions, anxieties, habits of striving, and patterns of restlessness that surface during meditation are not created during the sitting itself; they are carried over from the way one habitually lives, works, speaks, and relates to daily experiences. Quiet meditation simply makes these underlying tendencies more apparent. Throughout the day, therefore, cultivate the habit of periodically checking the body and mind. Notice whether the shoulders and chest have become tense, the jaw is clenched, the breath has become shallow, the eyes are squinting, or the mind is rushing from one task or thought to another. Gently relax these tensions whenever they are noticed and take deep breaths occasionally! Likewise, let go of the constant pressure of "I should finish this," "I must get somewhere," or "I must achieve something." Instead, perform each activity with mindfulness, composure, and balanced energy.

Understand that the more tightly you grasp at the meditation object or the nimitta, the further you move from actual absorption.

• What these mean for those developing Divine Eye (dibbacakkhu-abhiññā):

For those developing the Divine Eye, excessive effort often manifests as trying too hard to see. The meditator may mentally strain to make the light brighter, force the mind to perceive more clearly, constantly check whether the wisdom is still functioning, or attempt to extend its range before the mind is ready. This creates mental pressure and tension, which eventually gives rise to bodily discomfort, heaviness, stiffness, and fatigue. This only creates a cycle of increasing tension that further destabilises samādhi.

Rather than trying harder, the remedy is to relax both the body and mind, re-establish balanced effort, and allow the practice to unfold naturally on the basis of stable fourth jhāna rather than force. If you are unable to see anything, do not strain or attempt to force the experience. The range and clarity of the Divine Eye vary from person to person, depending on the strength of one's concentration, determination (adiṭṭhāna), and accumulated pāramī. This difference in pāramī should be especially accepted with equanimity rather than frustration. Even if one has developed strong concentration, it does not necessarily follow that the Divine Eye will arise or develop to the same extent as another practitioner if the supporting pāramī is not yet sufficient. Therefore, when nothing appears, resist the temptation to increase effort, force the mind, or chase after results. Instead, continue to maintain the supporting conditions—steady concentration, continuous mindfulness, balanced energy, clear determination (adiṭṭhāna), and confidence—and allow the abhiññā to develop according to conditions and one's accumulated pāramī.

8. Weak effort (atilīna-vīriya)

• What this means for all meditators:

  
  

Likewise, when effort becomes too weak, the mind easily slips into sloth and torpor. If this happens, consciously arouse energy rather than allowing the mind to drift further into dullness. Strengthen confidence in the meditation object and the practice, cultivate a wholesome sense of urgency (saṃvega), and renew your interest in the object. Depending on the meditation subject, this may involve incorporating skilful methods such as counting the breath in ānāpānasati, mentally noting the kasiṇa object, or more actively recollecting the qualities of the Buddha or cultivating mettā. Once mindfulness and energy have been revitalised, gradually return to simple, continuous attention on the meditation object, allowing concentration to deepen naturally once again.

For those who have developed vipassanā practice, it is also beneficial to contemplate any arising nāma or rūpa in terms of the three characteristics until wisdom, mindfulness, and concentration are gradually strengthened. As the mind becomes clearer and more energised through insight, one can then return to the concentration practices with stronger clarity.

9. Longing (abhijappā)

• What this means for all meditators:

Whether one is still developing concentration, learning to maintain a stable nimitta, has attained absorption, or has even developed the abhiññā (supernormal knowledges), longing can frequently arise so long as craving has not been fully abandoned. It is common for meditators to desire the repeated arising of pleasant objects, sensations, meditative experiences, or extraordinary abilities. However, when this longing becomes strong, it disturbs the tranquillity of the mind, weakening the nimitta, the perception of forms, mindfulness, and concentration on the meditation object. Furthermore, when these desired experiences do not arise or cannot be sustained, longing can give way to frustration, dissatisfaction, discouragement, anxiety, aversion, fear, and even a loss of confidence in the practice.

Therefore, whenever longing arises, it is important to recognise it mindfully and reflect on the original purpose of samatha practice: to develop stable concentration as a foundation for vipassanā, culminating in the realisation of the Four Noble Truths. The aim is not to chase pleasant experiences or become attached to extraordinary states, but to cultivate a mind capable of seeing reality clearly. Reflect that craving, even for wholesome meditative experiences, gives rise to further proliferation (papañca) and can gradually divert the mind from the true path.

10. Perception of diversity (nānatta saññā)

11. Excessive scrutinising of forms (atinijjhāyitatta)

• What this mean for those who are developing concentration, and nearing jhāna:

  
  

For those learning to develop concentration and approaching jhāna, the perception of diversity (nānatta saññā) manifests as the mind becoming interested in a variety of experiences instead of simply and clamly showing interest in their meditation object. Rather than continuously attending to the breath, kasiṇa, or nimitta, the mind begins noticing different sensations, lights, thoughts, emotions, bodily experiences, or external sounds. Sometimes this arises out of curiosity—wanting to know what else is happening—while at other times it arises from subtle dissatisfaction with the meditation object. Although these experiences may seem harmless, the continual movement from one object to another fragments attention and prevents the continuity of mindfulness necessary for deep concentration.

Excessive scrutinising manifests as over-analysing the meditation experience. The meditator continually checks whether the object is actually there, whether the nimitta is bright enough, whether concentration is deep enough, whether jhāna has arisen, whether a certain jhāna factor is strong, or whether progress is being made. Instead of simply remaining with the meditation object, the mind repeatedly evaluates, measures, and analyses the experience. This subtle mental activity interrupts continuity of attention and prevents the effortless settling of the mind into absorption.

The remedy is very simple: Don't Think Too Much! And go back to your object. When you resist the urge to seek variety, attention becomes unified, the mind simplified and as result, concentration will continue to deepen.

• What these mean for those developing Divine Eye (dibbacakkhu-abhiññā):

  
  

For those practising the Divine Eye, this imperfection becomes much subtler. After successfully perceiving forms, the mind begins to incline towards seeing different beings, different realms, or different locations. Instead of remaining with the original determination (adiṭṭhāna), it becomes curious: "What else can I see?" or "Perhaps I should look over there instead." This is not wholesome attention but attention accompanied by longing and restlessness. Such attention causes the mind to shift continually from one object to another, resulting in multiple determinations overlapping and weakening the continuity of concentration. Because of that, the light gradually becomes unstable, the perception of forms grows less distinct, and eventually both the Divine Eye and concentration deteriorate.

For those practising the Divine Eye, excessive scrutinising becomes the tendency to inspect every detail of the forms that are perceived. The meditator may begin analysing their appearance, identity, movements, location, or significance, or attempt to verify whether what is seen is correct. Some may repeatedly zoom in, compare different forms, or mentally investigate every perception. Although this may appear to be careful observation, it can be subtle restlessness driven by craving, doubt or lack of confidence.

The remedy is to maintain the original determination without continually changing it. Cultivate simplicity, and let perception occur without excessive analysis. Be disciplined (and don't try to see what you're not supposed to see!).

..........

One profound aspect of the Upakkilesa Sutta is the way the Bodhisatta responds to each imperfection. Rather than identifying with it, he repeatedly reflects: "This hindrance has arisen in me," and then resolves, "I shall practise so that this hindrance does not arise again." This teaches us an important attitude towards practice. When a hindrance arises, do not regard it as "my problem" or "my failure"; instead, (1) recognise it simply as a conditioned mental state that has arisen due to causes and conditions. Having recognised it clearly, (2) make a firm determination (adiṭṭhāna) to abandon it through wise attention (yoniso manasikāra) and skilful practice. Such determination must be sincere and unwavering. At times, meditators struggle to let go of certain hindrances not because they are too strong, but because there remains a subtle attachment to them, or because the mind lacks the resolve to overcome them. The stronger and clearer one's determination, the more readily the mind inclines towards abandoning unwholesome states and cultivating wholesome ones.

As these subtle impurities are recognised and skilfully overcome, concentration will become more stable and refined. For those training in the Divine Eye, the light becomes brighter and more stable, and the perception of forms becomes clearer and more sustained because the supporting conditions for the abhiññā are no longer being disturbed by these mental imperfections. Above all, keep in mind that the practice at this stage is not about ensuring that these impurities never arise again. Until Arahantship, they may continue to arise when conditions are present. What truly matters is learning to recognise them promptly, understand them as they are, and repeatedly apply wise attention (yoniso manasikāra), firm determination (adiṭṭhāna), and the appropriate remedies to abandon them. Do not become discouraged when they reappear, and do not place unrealistic expectations on yourself that they should disappear permanently. Instead, treat each occurrence as another opportunity to strengthen your wise attention.

At the same time, one should recognise that not every recurring hindrance is simply a meditation problem. Sometimes persistent or lingering fear, anxiety, anger, trauma, or other emotional difficulties arise from unresolved issues that may need to be understood and worked through outside formal meditation. If appropriate, do not hesitate to seek help from a qualified mental health professional. Doing so is not contrary to the Dhamma because sometimes, it can be a skilful means of strengthening and preparing the mind for deeper practice and realising the profound Dhamma. A mind that is emotionally healthier, more stable, and less burdened by unresolved difficulties is often better able to develop concentration, insight and higher knowledges.