6 ideas
8000 | He who is ignorant of the history of philosophy is doomed to repeat it [Santayana, by MacIntyre] |
18521 | The criterion of existence is the possibility of action [Santayana] |
20653 | Six reduction levels: groups, lives, cells, molecules, atoms, particles [Putnam/Oppenheim, by Watson] |
1757 | The Electra: she knows this man, but not that he is her brother [Eucleides, by Diog. Laertius] |
23060 | The good is not relative, but is rooted in facts about human needs [Santayana] |
3028 | The chief good is unity, sometimes seen as prudence, or God, or intellect [Eucleides] |