Abstract
The article contrasts descartes's and aquinas's theories on truth, Tracing their basic difference to a divergent view concerning the act of judgment. Descartes's '"cogito"' is held to be internally inconsistent precisely because it strives to unite an aprioristic "intellectus" with a reasoning process. Such an attempt is made, It is claimed, Because, Artificially separating understanding and judgment, Descartes misreads the hidden presuppositions of the act of reasoning as a way to fuller understanding. This occurs because descartes, Unlike aquinas, Seeks to ground human knowing upon a theory of pure essences