Madhyamaka’s core claim can be stated simply, though not easily: all things are empty of intrinsic nature, svabhāva. They do exist conventionally, but nothing exists from its own side, by its own power, as a self-standing essence. This emptiness, śūnyatā, is not a hidden substance behind appearances; it is the absence of such a substance. To say that a thing is empty is to say that it arises dependently, is conceptualized dependently, and can be designated only within relations. In that sense, the doctrine is not a speculative ornament laid atop experience but an attempt to describe the conditions under which experience is even possible.
The most compact classical formulation is attributed to Nāgārjuna’s Mūlamadhyamakakārikā, where he argues that whatever is dependently arisen is empty, and that this very emptiness is itself a dependent designation. The force of the claim lies in its refusal to pick a metaphysical winner. Things are not self-existent, but neither are they sheer nothing. A person is not an eternal soul, but neither is a person a mere illusion in the sense of being useless or nonexistent. A chariot is the standard illustration in Buddhist debate: when its parts are assembled, we call the collection a chariot, yet no single part is the chariot, and no chariot exists apart from the parts and their arrangement. What exists is a useful, conventional unity, not an essence hovering above the parts. The example is deliberately ordinary. It takes a common object—something that could be found in a court record, a caravan route, a workshop, or a roadside dispute—and uses it to expose how language fastens together what analysis cannot isolate.
This matters because human thought is addicted to overstatement. We speak as though objects have crisp boundaries, as though identities are dense and self-owned, as though causes produce effects from their own inward power. Madhyamaka replies that these habits are pragmatic but not ultimate. The words “self,” “thing,” “cause,” and “person” work in ordinary life, but they do not name independently grounded entities. They are designations that coordinate a world of dependence. In the practical world, this is enough. Merchants, judges, and monks can distinguish one possession from another, one obligation from another, one person from another. But the philosophical issue is whether such distinctions reveal intrinsic nature or merely organize a contingent flow. Madhyamaka says the latter.
A second illustration comes from motion. In one of Nāgārjuna’s famous argumentative sequences, the idea of motion is examined from different angles, and under each angle it slips away from any final grip. The mover is not identical to motion, motion is not separable from the mover, and the present moment of moving cannot be isolated as a self-contained item. The point is not to embarrass common sense for sport; it is to show how our concepts rely on distinctions that cannot be absolutized. Motion is real enough for walking to the monastery, but it is not real in the way an essence would have to be real. A step taken on a road is a practical event; a motion grasped as an independently existing thing is a conceptual overreach. The analysis is not denying the roadside, the body, or the journey. It is targeting the assumption that what is functionally identifiable must therefore be intrinsically existent.
The power of this idea was startling because it seemed to neutralize every metaphysical claim by making it relative to conditions. But the school’s defenders insist that this is precisely why it is useful. If suffering grows from reification, then an anti-essentialist philosophy is not evasive; it is therapeutic. It prevents the mind from freezing the world into objects of grasping. The practitioner who understands emptiness does not float above the world but inhabits it more lightly. The doctrine does not erase the daily texture of responsibility, labor, speech, and injury. Instead it loosens the reflex that turns every temporary arrangement into something that must be defended as if it were permanent.
There is also a delicate distinction between two levels of truth, later made central in Buddhist scholasticism: conventional truth and ultimate truth. Conventional truth covers the functioning world of language, ethics, causation, and practice. Ultimate truth is not a second world behind the first, but the fact that conventional phenomena lack intrinsic nature. This is not a two-reality theory in the crude sense. It is a way of saying that the same phenomenon can be spoken of in terms of usefulness and in terms of emptiness, depending on the level of analysis. The distinction preserves ordinary life without granting it metaphysical finality. A legal identity may be valid in one context, a personal name in another, a causal explanation in another, but none of these gains ultimate self-grounding simply by being serviceable.
A surprising turn follows from this. If emptiness itself is empty, then even the doctrine of emptiness cannot become a final metaphysical idol. That move protects Madhyamaka from becoming just another dogmatism. One may think one has finally found bedrock in the claim that all is empty, but the school insists that this claim too is only a dependent formulation. Emptiness is a tool that dissolves clinging, not a new Absolute. This matters because the history of ideas is full of doctrines that begin as corrections and end as monuments. Madhyamaka tries to avoid that fate by applying its own analysis to itself. The teaching is meant to undo fixation, including fixation on the teaching.
This is why Madhyamaka can sound at once radical and modest. Radical, because it denies intrinsic being to everything from minds to mountains. Modest, because it refuses to replace one essence with another. The middle way is thus not a compromise between being and nonbeing; it is the exposure of both as conceptual excesses when taken ultimately. The school does not say that things secretly hover between existence and nonexistence like an undecided case waiting for a verdict. It says that the alternatives themselves are misframed when projected onto phenomena that arise only through conditions.
The tension at the heart of the doctrine is obvious. If everything is empty, why trust any statement, including the statement of emptiness? If conventional truths are only conventional, why should liberation be more than another convention? Madhyamaka’s answer lies in the next chapter’s architecture: the school does not merely announce emptiness; it builds a method for demonstrating why every attempt at self-grounding fails, while preserving the ordinary world enough for practice to continue. The issue is not abstract alone. It concerns what can be clung to, what can be released, and what kind of world remains when the craving for intrinsic certainty is gone.