But, second, if “we can cognize of things a priori only what we ourselves have put into them,” then we cannot have a priori knowledge about things whose existence and nature are entirely independent of the human mind, which Kant calls things in themselves (Bxviii). In his words: “[F]rom this deduction of our faculty of cognizing a priori […] there emerges a very strange result […], namely that with this faculty we can never get beyond the boundaries of possible experience, […and] that such cogni