  Weyl’s point is that while space and time exist within the realm of  conscious experience, or, according to Kant, as \(a\) priori forms underlying all of our conscious experiences, they are  unsuited as elements with which to construct the objective world and  must be replaced by means of a purely arithmetical symbolic  representation. All that we are left with, according to Weyl, is  symbolic construction. If this still needed any confirmation, Weyl  (1948, 313) says, it was provided by the theory of relativity and  quantum   theory.[108]  For ease of reference we repeat a citation of Weyl (1988, 4–5)  in §4.3.1: 