Chapter Overview
"Prajñā" (般若) is a transliteration of the Sanskrit word meaning "wisdom" — not ordinary knowledge or cleverness, but the transcendent wisdom that perceives the true nature of all dharmas. This chapter presents Huineng's systematic exposition of prajñā, articulating the three guiding principles of "no-thought as the principle, no-form as the substance, non-abiding as the foundation," along with the core proposition that "the wisdom of bodhi and prajñā is inherently possessed by all people."
This chapter holds an extremely important position in the Platform Sutra. Together with Chapter 1 (The Story of Huineng), it forms the ideological framework of the entire work. If Chapter 1 is the "story" (the narrative of Huineng receiving the Dharma), Chapter 2 is the "principle" (the philosophy of prajñā wisdom).
1. Prajñā Wisdom: Inherently Possessed
Sutra Text
The next day, Magistrate Wei invited further teaching. The Master ascended the seat and addressed the assembly: "All of you, purify your minds and recite 'Mahāprajñāpāramitā.'" He then said: "Good friends! The wisdom of bodhi and prajñā is inherently possessed by all people of the world. It is only because the mind is deluded that they cannot awaken on their own and must rely on a great teacher to guide them to see their nature. Know that between the foolish and the wise, there is originally no difference in Buddha-nature. The difference lies only in whether one is deluded or awakened, and thus there are the foolish and the wise."
Huineng states his thesis from the outset: prajñā wisdom is not something external but something every person inherently possesses. The Buddha-nature of the foolish and the wise is no different; the difference lies only in delusion versus awakening. This is consistent with the thought in Chapter 1 that "although people may be from the north or south, Buddha-nature has no north or south."
What Is Mahāprajñāpāramitā
"'Mahā' (摩诃) means 'great.' The capacity of the mind is vast, like empty space, without boundaries, without square or round, large or small, without blue, yellow, red, or white, without above or below, long or short, without anger or joy, without right or wrong, without good or evil, without beginning or end. All Buddha-lands are identical with empty space. The wondrous nature of people is originally empty; there is not a single dharma to be obtained. Self-nature is true emptiness — it is also thus.
Huineng explains "Mahāprajñāpāramitā" word by word: Mahā means "great," referring to the vast capacity of the mind like empty space; prajñā means "wisdom"; pāramitā means "reaching the other shore," meaning "transcending birth and death." The complete meaning is: to reach the shore of liberation through great wisdom.
2. The Mind's Capacity Is Vast, Like Empty Space
Sutra Text
Good friends! The capacity of the mind is vast, pervading the entire dharma-realm. In its function, it perceives everything clearly and distinctly. When it responds, it knows all things. All is one, one is all. Coming and going freely, with no obstruction in the substance of the mind — this is prajñā.
The "mind" that Huineng describes is not the physical heart, nor consciousness in the psychological sense, but the "original mind" that knows and perceives — it is boundless and can contain all things. "In its function, it perceives everything clearly" — when operating, it is perfectly clear. "When it responds, it knows all things" — when dealing with all affairs, it knows thoroughly. "All is one, one is all" — all things and the original mind are not two.
Good friends! All prajñā wisdom arises from self-nature; it does not come from outside. Do not make the mistake of thinking otherwise. This is called the true function of self-nature. When one truth is true, all is true. The great matter of the mind's capacity does not pursue petty paths. Do not speak of emptiness all day long while not practicing it in your heart. It is like a commoner calling himself a king — in the end, it is unattainable. Such a person is not my disciple.
Huineng especially emphasizes that prajñā wisdom arises from within self-nature, not from something external. One must not merely speak of "emptiness" verbally without working on one's mind-nature — that would be like a commoner claiming to be a king, deceiving oneself and others.
3. No-Thought as the Principle
Sutra Text
Good friends! What is prajñā? Prajñā is wisdom in Chinese. In all places, at all times, in thought after thought without being foolish, constantly practicing wisdom — this is the prajñā practice. One foolish thought and prajñā ceases; one wise thought and prajñā arises. People in the world are foolish and deluded; they do not see prajñā. They speak of prajñā with their mouths, but their minds are constantly foolish. They always say they practice prajñā, speaking of emptiness thought after thought, yet they do not recognize true emptiness.
Huineng explains "no-thought" (wunian): it is not "having no thoughts" but "not being stained by thoughts." Thoughts come and go, but the mind does not cling or discriminate — like a mirror reflecting objects: when an object comes, it reflects; when it goes, nothing remains.
What does "no" (wu) mean no of? What does "thought" (nian) mean thought of? "No" means no dual appearances, no mind of worldly afflictions. "Thought" means thinking of the true suchness of self-nature. True suchness is the substance of thought; thought is the function of true suchness. True suchness self-nature gives rise to thought; it is not the eyes, ears, nose, or tongue that can think. True suchness has its nature, and therefore gives rise to thought. If true suchness did not exist, the eyes, ears, colors, and sounds would immediately be destroyed.
In "no-thought," the "no" means no attachment and no discrimination; "thought" means maintaining awareness of true suchness in every moment. True suchness is the substance of thought; thought is the function of true suchness. This is not about suppressing thoughts but about maintaining awareness within the flow of thoughts.
4. No-Form as the Substance
Sutra Text
Good friends! To be externally free from all appearances is called no-form. If one can be free from appearances, the substance of dharma is pure. This is taking no-form as the substance.
"No-form" (wuxiang) does not mean "having no shapes or appearances" but "not being bound by appearances." People live in the world of phenomena and cannot be without appearances, but within appearances they need not cling to appearances. A lotus grows from mud without being stained — dwelling in the world without being trapped by the world. This is "being in forms while being free from forms."
The deeper meaning of "no-form as the substance" is that the true place of practice is not in remote mountain temples but in every moment of daily life. Maintaining awareness amid the mundane affairs of firewood, rice, oil, and salt; not losing one's original mind amid joy, anger, sorrow, and happiness — this is the practice of no-form.
5. Non-Abiding as the Foundation
Sutra Text
Good friends! To be externally free from all appearances is called no-form. If one can be free from appearances, the substance of dharma is pure. This is taking no-form as the substance. Good friends! When the mind is not stained by any object, this is no-thought. In one's own thoughts, constantly be free from all objects; do not give rise to mind on the basis of objects. If one simply does not think of anything, cutting off all thoughts completely — when a single thought is severed, one dies and is reborn elsewhere — this is a great error.
"Non-abiding" (wuzhu) is the root of the three principles. "Abiding" means clinging, staying, getting stuck. Once the mind clings to something, it is bound. Human nature is meant to flow freely — like water, whose nature is to flow. Once it stops, it becomes stagnant water.
Non-abiding is the original nature of people. Thought after thought does not abide — this means there is no bondage. This is taking non-abiding as the foundation. When the mind does not abide in dharmas, the Way flows freely. Abiding means being bound. If the eyes and ears were to grasp sight and sound, they would immediately be destroyed.
Huineng clearly states that "non-abiding" is the original nature of people. Thought after thought does not abide — each thought neither stays nor clings — and there is no bondage. When the mind does not abide in any dharma (thing, concept, or state), the Way flows freely without obstruction.
6. Summary of the Three Principles
The three guiding principles of the Prajñā chapter — no-thought as the principle, no-form as the substance, non-abiding as the foundation — form the core framework of Huineng's Chan teaching:
- No-thought as the principle — Within thoughts, not being stained by thoughts; maintaining awareness
- No-form as the substance — Within appearances, not being bound by appearances; maintaining freedom
- Non-abiding as the foundation — Within states of mind, not being stuck in states; maintaining flow
The three support one another: no-thought leads to no-form; no-form leads to non-abiding; non-abiding leads to no-thought. Together they point to one core: the freedom of the mind.
7. The World Is Prajñā
Sutra Text
The Buddha Dharma is in the world;
Awakening is not apart from the world.
To seek bodhi apart from the world
Is like looking for horns on a rabbit.
This is one of the most famous verses in the Platform Sutra. Huineng clearly states that the Buddha Dharma is not beyond the world, and awakening is not beyond everyday life. Seeking bodhi (awakening) apart from the world is as absurd as looking for rabbit's horns — because rabbits simply do not have horns.
This verse completely breaks down the dualistic opposition between "leaving the world" and "entering the world." Practice is not about escaping the world but about awakening within the world. Chopping wood, carrying water, walking, standing, sitting, and lying down — all are the place of practice.
8. The Verse of No-Form
When the mind is at peace, why need to hold precepts?
When conduct is straight, why need to practice dhyāna?
Out of gratitude, honor and support your parents;
Out of righteousness, show compassion between high and low.
With deference, harmony prevails between noble and humble;
With patience, all evils fall silent.
If you can bore wood to make fire,
Red lotuses will surely bloom from the mud.
Bitter words are good medicine;
Unpleasant counsel is surely honest advice.
Correcting faults surely gives rise to wisdom;
Covering one's flaws — the mind is not truly wise.
In daily life, constantly practice benefiting others;
Attaining the Way is not through giving money.
Bodhi is only sought within the mind —
Why bother seeking mysteries outside?
Hear this and practice accordingly,
And heaven is right before your eyes.
At the end of the Prajñā chapter, Huineng speaks this "Verse of No-Form," grounding the profound prajñā wisdom in everyday ethics: honoring parents, showing compassion, maintaining harmony, practicing patience. "Bodhi is only sought within the mind — why bother seeking mysteries outside" — awakening is not out there; it is in the mind right now.
Further Reading
→ Chapter 1: The Story of Huineng
→ Chapter 4: Meditation and Wisdom
→ No-Thought as the Principle: A Philosophical Interpretation
→ Tao Te Ching: In pursuit of learning, one gains daily; in pursuit of the Way, one loses daily