4 ideas
6408 | Russell needed three extra axioms to reduce maths to logic: infinity, choice and reducibility [Grayling] |
3016 | Even the gods cannot strive against necessity [Pittacus, by Diog. Laertius] |
6414 | Two propositions might seem self-evident, but contradict one another [Grayling] |
6901 | Understanding is needed for imagination, just as much as the other way around [Betteridge] |