yet they differ from it in two essential points: they are situated with the object, and, in a way, beyond it; like the Idea in the transcendental Dialectic, they totalize phenomena and express the a priori coherence of empirical multiplicities; but they provide them with a foundation in the form of a being whose enigmatic reality constitutes, prior to all knowledge, the order and the connection of what it has to know; moreover, they concern thedomain of a posteriori truths and the principles of their synthesis and not the a priori synthesis of all possible experience.