5 ideas
16756 | Substantial forms must exist, to explain the stability of metals like silver and tin [Albertus Magnus] |
579 | Cratylus said you couldn't even step into the same river once [Cratylus, by Aristotle] |
16718 | Primary qualities are the cause of all the other sensible qualities [Albertus Magnus] |
578 | Cratylus decided speech was hopeless, and his only expression was the movement of a finger [Cratylus, by Aristotle] |
20653 | Six reduction levels: groups, lives, cells, molecules, atoms, particles [Putnam/Oppenheim, by Watson] |