(as regulative principles), but not in objectively valid concepts.

But the Understanding which cannot keep pace with Reason but yet is requisite for the validity of Objects, limits the validity of these Ideas to the subject, although [extending it] generally to all [subjects] of this kind. That is, the Understanding limits their validity to the condition, that according to the nature of our (human) cognitive faculties, or, generally, according to the concept which we ourselves can make of the faculty of a finite intelligent being, nothing else can or must be thought; though this is not to assert that the ground of such a judgement lies in the Object. We shall adduce some examples which, though they are too important and difficult to impose them on the reader as proved