They drive us forcefully if we do not want to become tangled in confusions in our commonest assertions to regard all perceptions, whether they are called inner or outer, merely as a consciousness of something that de pends on our sensibility, and to regard their external objects not as things in themselves but only as representations, of which we can be come immediately conscious like any other representation, but which are called external because they depend on that sense which we call outer sense; its intuition is space, but it is itself nothing other than an inner mode of representation, in which certain perceptions are con nected with one another.