5 ideas
10245 | One geometry cannot be more true than another [Poincaré] |
2602 | What experience could prove 'If a=c and b=c then a=b'? [Descartes] |
2601 | Qualia must be innate, because physical motions do not contain them [Descartes] |
2600 | The mind's innate ideas are part of its capacity for thought [Descartes] |
12702 | Causes can be inferred from perfect knowledge of their effects [Leibniz] |