3 ideas
21342 | A relation is internal if two things possessing the relation could not fail to be related [Moore,GE, by Heil] |
3016 | Even the gods cannot strive against necessity [Pittacus, by Diog. Laertius] |
9145 | We form the image of a cardinal number by a double abstraction, from the elements and from their order [Cantor] |