4 ideas
9390 | Logic guides thinking, but it isn't a substitute for it [Rumfitt] |
16650 | 'Unity' is a particularly difficult word, because things can have hidden unity [Duns Scotus] |
9389 | Vague membership of sets is possible if the set is defined by its concept, not its members [Rumfitt] |
22489 | 'Good' is an attributive adjective like 'large', not predicative like 'red' [Geach, by Foot] |