I know only that I am experiencing something now. One might object to the existence of the “I” as though it purports to persist longer than the experience in which it sees itself as subject, but it does no such thing, and it is just as real and unqualified as everything else, which is all I am. The proposition does not establish the cause of experience or the otherness of most of its apparent qualities, nor does it establish the sameness of apparent others. Any denial, qualification, or alternative is itself another occurrence within that same fact. Descartes never fucked up, but people project.
The significance of this certainty is more radical than ordinary skepticism allows. “Perhaps a world exists independently of experience, but we cannot know it except through experience” concedes too much. The concept of existence outside of consciousness is incoherent because the supposed exterior is defined by a distinction that can arise only within the consciousness it purports to exceed. The alleged exterior has been manufactured from materials found entirely within the interior. Existence, outside, independence, object, world, and even possibility are intelligible as determinations arising within consciousness, all of them downstream as identities or relationships that can be articulated only from within. The supposed problem of access rests therefore upon a prior grammatical illusion.
Consider the claim that a rock could exist outside of consciousness. A rock is not a metaphysically innocent placeholder for an opaque external reality. Rock is already an identity: an act of individuation by which some portion of what appears is distinguished from what does not belong to it, gathered into unity, classified, and understood as persisting through change. To call something a rock is already to have entered a conceptual world. The realist may therefore retreat from rock to matter, from matter to object, and finally from object to an entirely indeterminate X. But nothing essential has changed. X still individuates. Something still identifies. Independent still specifies a relation. Outside still establishes a topology. And exists still predicates being. The alleged exterior has been progressively emptied of content while the conceptual architecture that constitutes it has remained entirely within experience.
Nor can the final refuge be the bare assertion that, although nothing may be said of this exterior, it nevertheless exists. Existence is not a metaphysical passport exempting a concept from the conditions under which concepts have meaning. The designation itself exists only within consciousness. To strip an alleged reality of every possible determination and then preserve “existence” as though it alone could cross the boundary of consciousness is not austerity, but contradiction: one has purported to remove every condition of intelligibility while retaining a final intelligible predicate.
We learn the grammar of exteriority from relations among things: the stone is outside the circle; the tiger is outside the jungle and inside the village. We then abstract that grammar and announce that reality may exist “outside consciousness.” But inside and outside describe a relation apprehended within experience; they are derivative. To imagine a horizon around consciousness and gesture beyond it is to mistake the topology of one’s own thought for a vantage point beyond thought. The boundary appears within consciousness; the gesture appears within consciousness; the imagined darkness beyond the boundary appears within consciousness. As well, the insistence upon an inconceivable exterior fails, because inconceivability is itself a determination presently entertained within experience. Consciousness cannot coherently be placed on one side of a distinction whose two sides arise within consciousness.
Language permits us to arrange words into grammatical constructions that exceed their conceptual content. These arrangements may satisfy syntax, but they do not produce meaning. They are not inaccessible propositions, but failures of intelligibility disguised as propositions.
Solipsism does not follow. Perhaps what appears to me as another person corresponds to another center of consciousness; perhaps there are innumerable centers of consciousness; perhaps what I call “my consciousness” participates in some more fundamental consciousness. None of this alters the argument. Whatever is, is intelligible as such only within that which gives truth, other, mind, multiplicity, and existence their meaning. The supremacy of consciousness is not the empirical supremacy of my particular ego over everything else, but the logical priority of experience over every possible account of reality.
Consciousness too, as articulated, must submit to the principle it expresses. The word is a designation occurring within experience. It cannot be reified into a cosmic substance and placed beneath the universe as though idealism merely exchanged matter for mind. That would reproduce the mistake. What is absolute is not a theory called consciousness, nor an entity called the self, nor a metaphysical doctrine called idealism. What is absolute is the fact of it. To ask what exists beyond it is to imagine that thought can step outside the condition of intelligibility and survey it from elsewhere. But the elsewhere appears here—the outside appears inside. From where can this be denied? Every attempted escape returns, without remainder, to the one fact. Nothing lies outside of consciousness, because there is no outside to be conceived.