4 ideas
16007 | I assume existence, rather than reasoning towards it [Kierkegaard] |
16013 | Nothing necessary can come into existence, since it already 'is' [Kierkegaard] |
9141 | Abstraction theories build mathematics out of second-order equivalence principles [Cook/Ebert] |
22511 | Some reasonings are stronger than we are [Philolaus] |