Dharma · AI Companion

失定

samādhi-bhraṃśa

退失已经获得的禅定。AI-generated

Type Mental factorDifficulty IntroductoryTruth-level span outside the four-fold two-truths frameworkInitial AI estimate · evolves with use

A Contemporary ReadingAI-generated

这个概念在说什么 (What This Concept Is Saying)

In the architecture of the Buddhist path to liberation (*mārga*), Samādhi (定, meditational concentration or mental stillness) is not merely a tool for relaxation—it is the luminous, stable foundation upon which liberating insight (*prajñā* / 慧) can awaken. When the mind attains samādhi, it gains an extraordinary clarity, often accompanied by inner light and the subtle perception of meditative form (*nimitta* / 禅相).

Shī Dìng (失定, Sanskrit: *samādhi-bhraṃśa*), translated as the "loss of concentration" or "falling away from samādhi," refers to the state where a practitioner loses a previously attained level of meditative absorption or falls into mental turbulence and distraction [3136].

Early Buddhist scriptures, particularly the *Majjhima Āgama* (*Zōng Āhán Jīng* / 《中阿含经》), do not treat *Shī Dìng* as a simple momentary slip of attention. Instead, it is understood as a structural collapse of mental stillness caused by three interconnected dimensions: internal mental corruptions, external worldly entanglements, and cognitive misjudgments during deep meditative transitions [3136, 3275, 4416].

``` ┌── Internal: 11 Heart-Defects (十一心患) │ └── Over-exertion, Slackness, Fear, Elation, etc. │ Loss of Samādhi ─────┼── External: Secular Entanglements & Fetters (道俗共会/五缚) (失定 / 灭眼) │ └── Social chatter, sensual desire, restless burning │ └── Cognitive: Misinterpreting State Transitions (不知如真) └── Confusing progress with regress (or vice versa) ```

To fully grasp *Shī Dìng*, we must examine its three core dimensions according to early classical canonical texts:

1. The Eleven "Heart-Defects" (十一心患, *Citta-Klesa*)

The *Majjhima Āgama* details eleven distinct mental flaws that directly ruin samādhi. When these arise, they trigger Shī Dìng Ér Miè Yǎn (失定而灭眼)—the loss of concentration accompanied by the "extinguishing of the eye" (the loss of inner spiritual light and the vision of subtle meditative form) [3136].

Each of these defects targets a specific vulnerability of the mind, complete with vivid classic canonical similes [3136, 3137, 3138]:

1. **Drowsiness/Sloth (睡眠患, *shuìmián huàn*): Torpor and heaviness that cloud clarity [3136]. 2. Over-exertion (过精勤患, *guò jīngqín huàn*)**: Forcing the mind too aggressively out of eagerness. * *Canonical Simile*: Like a strong man holding a fly too tightly—the fly is crushed instantly (力士捉蝇太急,蝇即便死) [3136]. 3. **Excessive Slackness (太懈怠患, *tài xièdài huàn*)**: Letting the mind become too loose and passive. * *Canonical Simile*: Like a strong man holding a fly too loosely—the fly simply flies away (力士捉蝇太缓,蝇便飞去) [3137]. 4. **Fear/Panic (恐怖患, *kǒngbù huàn*)**: Sudden anxiety or dread arising in deep quietude. * *Canonical Simile*: Like a traveler suddenly encountering bloodthirsty bandits on a desolate road (如行路遇怨贼) [3137]. 5. **Excessive Elation (喜悦患, *xǐyuè huàn*)**: Uncontrolled joy or excitement upon experiencing subtle states. * *Canonical Simile*: Like a poor person searching for a single copper coin who suddenly stumbles upon four vast treasures, falling into wild, scattered mania (本求一宝顿得四宝) [3138]. 6. **Arrogance/Self-Exaltation (自高心患, *zìgāoxīn huàn*): Narcissistic pride over one's meditative progress [3138]. 7. Diverse Proliferations (若干想患, *ruògān xiǎng huàn*): Unfocused, fragmented thoughts and scattered mental associations [3139]. 8. Failure to Observe Form (不观色患, *bù guān sè huàn*)**: Misapprehending or neglecting the proper meditative object (*nimitta*) [3139]. 9. **Doubt (疑患, *yí huàn*): Skepticism regarding the technique, path, or self [3136]. 10. Loss of Mindfulness (无念患, *wúniàn huàn*): Dropping the present-moment anchor of awareness [3139]. 11. Obsession with Physical Ills (身病想患, *shēnbìng xiǎng huàn*)**: Becoming obsessively preoccupied with bodily pains or discomforts [3139].

2. Secular Entanglement and the "Five Fetters" (世俗交往与五缚)

Samādhi cannot survive in a vacuum if one's daily life is soaked in worldly friction. The classics point out that when practitioners frequently socialize with secular people (Wài Yī / 白衣 or Dào Sú Gòng Huì / 道俗共会), indulging in joking, empty boasting, and idle chatter, sensual desires are re-ignited [3275, 4791].

This ignites a state of "burning of body and mind" (身热、心热), trapping the practitioner in the Five Fetters (五缚, subtle emotional bonds like unabandoned craving and physical attachment) [3275, 4791]. The result is that the mind becomes Bù Jìng, Bù Zhù, Bù Jiě (不靖、不住、不解)—unsettled, unestablished, and unliberated—making meditation impossible and ultimately leading to disrobing or abandoning the spiritual path entirely (*shě jiè bà dào* / 舍戒罢道) [3275, 4791].

3. Cognitive Misjudgments During State Transitions (禅相过渡中的认知偏差)

Perhaps the most profound insight in the early scriptures regarding *Shī Dìng* is that cognitive distortion alone can destroy concentration, even without external noise or gross emotional outbreaks [4416].

When a meditator advances from lower states (such as the Fourth Jhāna) into higher, subtler realms (such as the Formless Attainments), the original meditative sign naturally fades—the mind "leaves its original base and moves elsewhere" (离本相,更趣余处) [4416].

* Mistaking Progress for Regress: If the practitioner lacks true wisdom (Bù Zhī Rú Zhēn / 不知如真, "not knowing reality as it truly is"), they might panic, thinking: *"I have lost my Fourth Jhāna! My meditation has collapsed!"* This false interpretation triggers alarm, causing an actual retreat, and they truly suffer *Shī Dìng* [4416]. * Mistaking Regress for Progress: Conversely, if concentration naturally wanes, but the mind clings to a subtle residual perception (*yú xiǎo xiǎng* / 余小想) and deludes itself into thinking it has reached an advanced state, this lack of self-awareness (*bù jué bǐ xīn* / 不觉彼心) likewise results in *Shī Dìng* [4418].

The antidote is Zhī Rú Zhēn (知如真)—seeing things as they truly are [4419]. If one knows accurately that the mind is simply transitioning between states, without attaching panic or false pride, one "does not retreat from reality, and the mind does not suffer loss of concentration" (*yú rú bù tuì, yì bù shī dìng* / 于如不退,意不失定) [4419].


生活里的走查 (Walkthrough in Daily Life)

To see how *Shī Dìng* operates, we do not need to be seated in a mountain cave; we can observe its dynamics in modern daily life—during intense work projects, creative writing, or navigating relationships.

``` [ Modern Life Scenario ] [ Canonical Principle ]

Trying to crush a deadline with ─────► Over-exertion (过精勤患) sheer coffee-fueled anxiety "Gripping the fly too tight"

"Quiet quitting" & mindless ─────────► Excessive Slackness (太懈怠患) scrolling through video feeds "Gripping the fly too loose"

Checking metrics after a post ───────► Excessive Elation & Arrogance goes viral; abandoning focus (喜悦患 / 自高心患)

Stepping away from deep work ────────► Secular Entanglement (道俗共会) to gossip in group chats Mind becomes "Unsettled" (不靖、不住)

Mistaking burnout exhaustion ────────► Misjudging Transitions (不知如真) for "inner peace and letting go" Mistaking regress for progress ```

1. The Burnout & Laziness Paradox (The Two Fly-Gripping Errors)

* The Over-Exertion Trap (过精勤患): Imagine working against a tight corporate deadline. You force yourself to focus, pounding espresso, micromanaging every second, yelling at yourself mentally to stay productive. What happens? Your mind becomes rigid, strained, and exhausted. Like the strong man gripping the fly too hard—you crush the very mental dexterity you needed [3136]. You end up overwhelmed and unable to think clearly. * The Slackness Trap (太懈怠患): Feeling burnt out from that strain, you swing to the opposite extreme: you tell yourself, "I need to go with the flow," and open social media. Within minutes, hours vanish in mindless doom-scrolling. Like holding the fly too loosely—your attention slips out of your palm and disappears entirely [3137].

2. The Viral Post Trap (Excessive Elation & Arrogance)

* You have been writing deeply and quietly for weeks. Suddenly, an article you publish goes viral. Notifications flood in. * The Fall: Instead of maintaining your quiet workflow, you enter Xǐyuè Huàn (喜悦患)—excessive elation [3138]. You celebrate wildly, obsessively refreshing the analytics. You then slide into Zìgāoxīn Huàn (自高心患)—arrogance, feeling superior to your peers [3138]. The subtle depth and quiet presence required for deep writing evaporate. Your capacity for flow collapses into mental noise.

3. The Gossip & Group-Chat Sinkhole (Secular Entanglement / 道俗共会)

* You set aside two hours for undisturbed deep work. Halfway through, you check an office gossip thread or a heated social media argument. * Although you return to your desk physical-wise, your mind is now "heated with desire and irritation" (身热、心热) [3275]. You replay arguments, wonder what others think of you, and feel a restless itch. Your attention becomes Bù Jìng, Bù Zhù, Bù Jiě (不靖、不住、不解)—unsettled, unestablished, and trapped [4791]. You are physically at your desk, but cognitively, you have suffered *Shī Dìng*.

4. Misjudging Inner Transitions (不知如真 in Career & Mindset)

* Mistaking Progression for Regression: You practice mindfulness, and gradually, your intense emotional highs and dramatic narrative thoughts begin to quiet down. But because you are used to excitement, this new quietness feels "boring" or "numb." You panic, thinking, *"I'm losing my passion and creativity!"* In panic, you force yourself to consume hyper-stimulating content to get the excitement back, throwing away genuine mental peace [4416]. * Mistaking Regression for Progress: On the flip side, after weeks of chronic stress, your mind shuts down from fatigue. You feel a blank apathy. You mistakenly tell yourself: *"Look how peaceful I am! I've achieved detachment!"* Because you lack true self-awareness (Bù Zhī Rú Zhēn), you confuse mental depression/lethargy with authentic meditative serenity, sinking deeper into delusion [4418].


当代人为什么需要它 (Why Modern People Need It)

We live in an era characterized by what attention economists call "continuous partial attention." Modern life is almost engineered to cultivate the eleven mental defects (*citta-klesa*) at scale: * Recommendation algorithms monetize our Fear (恐怖患) and Excessive Elation (喜悦患). * Infinite scroll feeds cultivate Diverse Proliferations (若干想患). * Work culture pushes us between high-pressure Over-exertion (过精勤患) and passive dopamine-seeking Slackness (太懈怠患).

The Cognitive Science Parallel (and Its Limits)

Neuroscience and modern psychology study focus through concepts like "executive control," "attentional blink," and "default mode network (DMN) suppression." Cognitive science confirms that when humans experience acute emotional spikes (like thrill or anxiety) or attempt excessive cognitive effort, executive function degrades.

However, the Buddhist concept of *Shī Dìng* goes significantly deeper than cognitive performance metrics: 1. Ethical and Emotional Integration: Neuroscience often treats attention as a neutral skill (e.g., a sniper needs focus just like a meditator). Early Buddhism shows that attention cannot remain stable if unanchored from moral integrity and freedom from greed/aversion. Social entanglements (Dào Sú Gòng Huì) shatter focus because they stir unwholesome desires (*kāma*), not merely because they present auditory noise [3275]. 2. **Subtle Meta-Awareness (*Zhī Rú Zhēn*)**: Cognitive science can measure brainwave shifts, but it cannot replace the subjective, moment-to-moment wisdom (*prajñā*) required to navigate delicate mental transitions without attachment or horror [4419].

Understanding *Shī Dìng* gives modern individuals a framework to audit their own minds: focus is not something you "force" into existence; it is a natural, luminous stillness that reveals itself when you systematically clean away mental corruptions.


常见误读与澄清 (Common Misunderstandings and Clarifications)

* Misunderstanding 1: "Shī Dìng just means getting briefly distracted." * Clarification: *Shī Dìng* is much more than a momentary drift of thoughts. In the classical tradition, it represents a structural loss of spiritual stability, often accompanied by the loss of internal light and meditative sign (*灭眼*) [3136]. It signifies that the mind's foundational purity has been compromised by underlying mental defects or unwholesome entanglements.

* Misunderstanding 2: "If my concentration drops, I just need to try harder." * Clarification: Trying harder is often the exact cause of the breakdown. Over-exertion (Guò Jīngqín Huàn / 过精勤患) is explicitly listed as one of the primary causes of *Shī Dìng* [3136]. The classical simile warns that forcing the mind too hard is like crushing a fly in your fist [3136]. True samādhi requires an exquisite balance between effort and relaxation—neither gripping too tight nor letting go completely [3136, 3137].

* Misunderstanding 3: "External environments are solely responsible for ruining focus." * Clarification: While secular noise and chaotic socializing (Dào Sú Gòng Huì) contribute heavily to *Shī Dìng* [3275], the texts emphasize that subtle internal cognitive errors (Bù Zhī Rú Zhēn / 不知如真) can ruin samādhi from within [4416]. Even in complete silence, misinterpreting one's own mental transition—such as mistaking a natural deepening quietude for a loss of progress—can trigger panic and completely destroy concentration [4416].

Canonical EntryAI-generated

一、 定义与核心要义

「失定」(梵语:samādhi-bhraṃśa)在《中阿含经》中是指修行者在禅修过程中,因主客观因缘导致失去已得的禅定状态,或心神陷入散乱、无法安住的现象。其核心要义不仅关乎定力的丧失,更与修行者的内在心境、外在交往以及对禅相过渡的认知偏差密切相关。在经典中,失定往往伴随着「灭眼」(丧失禅定中的光明与见色能力),或导致修行者退转乃至「舍戒罢道」。

二、 主要阐述

《中阿含经》对失定的论述极为系统,主要从以下三个维度展开: 1. 内在的十一种「心患」: 修行者在禅修时,若心中生起特定的心理过患(即「心患」),会直接导致失定。经中详细列举了十一类心患: - 睡眠患:因昏沉睡眠而导致失定。 - 过精勤患:修行用力过猛、过于急躁。经中以「力士捉蝇太急,蝇即便死」为喻,说明用力过猛反而会失定。 - 太懈怠患:修行过于松懈。经中以「力士捉蝇太缓,蝇便飞去」为喻,说明懈怠亦会导致失定。 - 恐怖患:心中生起惊怖,如同行路时遭遇怨贼,导致心神不宁而失定。 - 喜悦患:因突逢境界或得少为足而生起过度的欢喜,如同本求一宝却顿得四宝般狂喜,进而失定。 - 自高心患:心中生起傲慢与自大,导致定力退失。 - 若干想患:心中生起种种杂乱、不专一的作意与联想。 - 不观色患:未能正确观察禅相或色法。 - 此外,还包括疑患(怀疑)、无念患(失去正念)和身病想患(对身体病痛的执著想)。 修行者必须有意识地清除这十一种心患,方能使心清净,维持定力而不失。

2. 世俗交往与心缚的外部因缘: 除了内在心患,与世俗的过度接触也是导致失定的重要外在因缘: - 与白衣共会:修行者若在获得「无想心定」后,频繁与世俗白衣(在家众)聚会,「调笑贡高,种种谈哗」,便会生起欲念,导致身心炽热,最终不仅失定,甚至会「舍戒罢道」。 - 五缚与心不靖:经中提到「五缚」(心灵的五种束缚),如身不离染、欲不离染,以及「数道俗共会,调乱、憍慠」。这些束缚会使修行者的心「不趣向,不靖、不住、不解」,无法安住于禅坐中,从根本上阻碍了禅定的维持。

3. 禅相过渡中的认知偏差: 在深妙禅定(如从第四禅到无色界定)的过渡中,修行者因「不知如真」(不能如实了知)而产生的认知偏差,是导致失定的另一大主因: - 炽盛而谓衰退(误判进步为退步):当修行者从低级禅定(如第四禅)向更高级禅定(如无量空处)过渡时,心会「离本相,更趣余处」。此时若修行者「不知如真」,误以为自己「失第四禅,灭定也」,这种错误的认知会引发恐慌,导致其在境界中退转,意便真正「失定」。 - 衰退而谓炽盛(误判退步为进步):当修行者在禅定中退步,却生起「余小想」并误以为自己正处于更胜妙的禅定中。此时因其「不知如真」,「不觉彼心」而导致失定。

三、 不同部类与译本的表述差异

在《中阿含经》中,关于「失定」及相关状态的表述具有独特的术语特征,不同语境下的用词存在细微差异: - 失定而灭眼:特指因心患导致失去禅定,进而使禅定中见色的「光明」熄灭的现象。 - 不知如真 / 知如真:作为是否会「失定」的认知前提,强调如实知见的重要性。 - 不觉彼心而便失定:指因缺乏自觉而不知不觉失去定力。 - 白衣 / 道俗:在论述外在因缘时,经中交替使用「白衣」 与「道俗」 来指代世俗大众,强调与世俗过分共会是失定的重要诱因。 - 不靖、不住、不解:用以形容心无法安定、无法入定的散乱状态,是失定在心态上的具体表现。

四、 与相关概念的关系

- 失定与「知如真」:两者呈反比关系。若修行者具备「知如真」的智慧,在禅定衰退时能如实知「我心离本相……灭定也」,则能「于如不退,意不失定」;在禅定炽盛(进步)时,能如实知心正向更高禅定过渡,则能「便觉彼心而不失定」。反之,若「不知如真」,则必然导致失定。 - 失定与「心患」:十一心患是导致失定的直接心理垃圾,清除心患是保持定力的前提。 - 失定与「五缚」:五缚是导致心「不靖、不住、不解」的根源,也是失定的外在与内在行为束缚。

五、 代表性原文引用

1. 关于十一心患与失定:「我于尔时生睡眠患,睡眠患已,失定而灭眼。……我于尔时生过精勤患,过精勤患已,失定而灭眼。……犹力士捉蝇太急,蝇即便死。」 2. 关于懈怠与失定:「我于尔时生太懈怠患,太懈怠患已,失定而灭眼。……犹力士捉蝇太缓,蝇便飞去。」 3. 关于与白衣共会:「彼得无想心定已,数与白衣共会,调笑贡高,种种谈哗。彼数与白衣共会,调笑贡高,种种谈哗已,便生欲心。……彼身热、心热已,便失定,舍戒罢道。」 4. 关于禅相过渡中的误判与失定:「彼心离本相,更趣余处。彼不知如真:『我心离本相,更趣余处。』彼不知如真已,便作是念:『我失第四禅,灭定也。』彼作是念已,便失定。」 5. 关于知如真而不失定:「彼心离本相,更趣余处。彼知如真:『我心离本相,更趣余处。』彼知如真已,不作是念:『我失第四禅,灭定也。』彼不作是念已,于如不退,意不失定。」

By SutraAI-generated

中阿含經T0026 · 阿含部

《中阿含經》論「失定」(退失已得之禪定),側重兩大脈絡:

一者,從修習天眼之方便出發,廣列心中諸「患」為致失定之因。第二禪天眼成就之佛陀自述對阿那律陀逐一檢查心中何患令我失定而滅眼,逐一羅列十二種患:疑患、無念患、身病想患、睡眠患、過精勤患、太懈怠患、恐怖患、喜悅患、自高心患、若干想患、不觀色患;並以力士捉蠅太急則死喻過精勤,以捉蠅太緩蠅飛去喻太懈怠,以人行道四方有怨賊來喻恐怖,以人本求一寶藏頓得四寶藏喻喜悅。此處「失定」之表述為「令我失定而滅眼」、「便失定而滅眼」,與「我本所得光明而見色,彼見色光明尋復滅」相連,顯示失定即天眼功德之退失。經文反覆以「我今要當作是念」立誓不生諸患,再以「遠離獨住,心無放逸,修行精勤」對治之。

二者,從行禪者歷階升降之觀察,分四種相貌論失定。第一,「熾盛而謂衰退」:行禪者已從第四禪趣無量空處,從無量空處趣無量識處,從無量識處趣無所有處,從無所有處趣非有想非無想處,其心實為趣向「勝息寂」,然不知如真,妄自計言「我心離本相,更趣餘處,失第四禪(乃至餘處),滅定也」,「於如退轉,意便失定」。第二,「衰退而謂熾盛」:行禪者雖在某定成就遊,然思餘小想而修習較高之道,不知「應思厭相應想入……不應思餘小想入……」之正理,「不覺彼心而便失定」。第三,「衰退則知衰退如真」:不受此行、不念此相標,唯行本定相應念想,了知「我心離本相,更趣餘處,失……,滅定也」,「於如不退,意不失定」。第四,「熾盛則知熾盛如真」:知從初禪趣第二禪是勝息寂,「覺彼心而不失定」。

此經術語之特色:「失定」與「滅定」並用,「滅定也」常作行禪者自語之詞;不退之正面則言「意不失定」或「覺彼心而不失定」。「患」字貫穿心內障礙之總稱,與「失定」直接繫連,構成此經獨特之論述脈絡。

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