8 ideas
13342 | Carnap defined consequence by contradiction, but this is unintuitive and changes with substitution [Tarski on Carnap] |
13251 | Each person is free to build their own logic, just by specifying a syntax [Carnap] |
2602 | What experience could prove 'If a=c and b=c then a=b'? [Descartes] |
2600 | The mind's innate ideas are part of its capacity for thought [Descartes] |
2601 | Qualia must be innate, because physical motions do not contain them [Descartes] |
4867 | Whether nature is beautiful or orderly is entirely in relation to human imagination [Spinoza] |
4866 | God is a being with infinite attributes, each of them infinite or perfect [Spinoza] |
4868 | Trying to prove God's existence through miracles is proving the obscure by the more obscure [Spinoza] |