4 ideas
16756 | Substantial forms must exist, to explain the stability of metals like silver and tin [Albertus Magnus] |
12468 | A state of affairs is only possible if there has been an actual substance to initiate it [Pruss] |
16718 | Primary qualities are the cause of all the other sensible qualities [Albertus Magnus] |
20653 | Six reduction levels: groups, lives, cells, molecules, atoms, particles [Putnam/Oppenheim, by Watson] |