4 ideas
22140 | The greatest philosophers are methodical; it is what makes them great [Grice] |
9390 | Logic guides thinking, but it isn't a substitute for it [Rumfitt] |
4038 | Properties are sets of their possible instances (which separates 'renate' from 'cordate') [Lewis, by Mellor/Oliver] |
9389 | Vague membership of sets is possible if the set is defined by its concept, not its members [Rumfitt] |