3 ideas
19456 | Philosophy is distinguished from other sciences by its complete lack of presuppositions [Feuerbach] |
3299 | In logic identity involves reflexivity (x=x), symmetry (if x=y, then y=x) and transitivity (if x=y and y=z, then x=z) [Baillie] |
6587 | It is always wrong to believe things on insufficient evidence [Clifford] |