14 ideas
| 12036 | Xenophanes began the concern with knowledge [Annas] |
| 12046 | Plato was the first philosopher who was concerned to systematize his ideas [Annas] |
| 23531 | Philosophers should interpret the world, by expressing its possibilities [Berardi] |
| 23538 | Nothingness only exists in consciousness [Berardi] |
| 23532 | The delusion of free will brings a sense of guilt [Berardi] |
| 12037 | Euripides's Medea is a key case of reason versus the passions [Annas] |
| 12040 | Virtue is a kind of understanding of moral value [Annas] |
| 23537 | American white men trusted the philosophy of winning, and then discovered losing [Berardi] |
| 23536 | Community is now a nostalgic memory, which no longer exists [Berardi] |
| 23534 | Communism failed to unite western workers with the oppressed of the south [Berardi] |
| 23533 | The economy has replaced medieval theocracy at the centre of our society [Berardi] |
| 23535 | Western workers turn to nationalism, to avert the effects of globalisation [Berardi] |
| 1748 | Archelaus was the first person to say that the universe is boundless [Archelaus, by Diog. Laertius] |
| 5989 | Archelaus said life began in a primeval slime [Archelaus, by Schofield] |