7 ideas
10053 | Geometrical axioms imply the propositions, but the former may not be true [Russell] |
23476 | Logical constants seem to be entities in propositions, but are actually pure form [Russell] |
23477 | We use logical notions, so they must be objects - but I don't know what they really are [Russell] |
18273 | Logical truths are known by their extreme generality [Russell] |
10052 | Geometry is united by the intuitive axioms of projective geometry [Russell, by Musgrave] |
22315 | There can't be a negative of a complex, which is negated by its non-existence [Potter on Russell] |
16764 | The soul conserves the body, as we see by its dissolution when the soul leaves [Toletus] |