5 ideas
10180 | Mathematicians do not study objects, but relations between objects [Poincaré] |
3016 | Even the gods cannot strive against necessity [Pittacus, by Diog. Laertius] |
21375 | Reason can be vicious, and great crimes have to be rational [Schopenhauer] |
21379 | Man's three basic ethical incentives are egoism, malice and compassion [Schopenhauer] |
21376 | Philosophy treats animals as exploitable things, ignoring the significance of their lives [Schopenhauer] |