 The direct argument is based on Kant’s claim, substantiated in the Transcendental Aesthetic, that we necessarily represent space and time and objects in them by means of our a priori representations of space and time, which are thus pure forms for the intuition of particular objects, and that we can construct proofs of theorems about space and time by appeal to our a priori representations or in “pure intuition”. But how does this lead to any form of idealism? Kant’s chief argument is that space and time can represent