With the pure concepts of the understanding, however, there first arises the unavoidable need to search for the tran scendental deduction not only of them but also of space, for since they speak of objects not through predicates of intuition and sensibility but through those of pure a priori thinking, they relate to objects generally without any conditions of sensibility; and since they are not grounded in experience and cannot exhibit any objectC in a priori intuition on which a As in the first edition; the second, declining quaestio, prints quaestionem.