4 ideas
9390 | Logic guides thinking, but it isn't a substitute for it [Rumfitt] |
12750 | The question is whether force is self-sufficient in bodies, and essential, or dependent on something [Lenfant] |
9389 | Vague membership of sets is possible if the set is defined by its concept, not its members [Rumfitt] |
5994 | Is the cosmos open or closed, mechanical or teleological, alive or inanimate, and created or eternal? [Robinson,TM, by PG] |