5 ideas
291 | Don't assume that wisdom is the automatic consequence of old age [Plato] |
17743 | De Morgan introduced a 'universe of discourse', to replace Boole's universe of 'all things' [De Morgan, by Walicki] |
9052 | Vague predicates lack application; there are no borderline cases; vague F is not F [Unger, by Keefe/Smith] |
16070 | There are no objects with proper parts; there are only mereological simples [Unger, by Wasserman] |
293 | Being unafraid (perhaps through ignorance) and being brave are two different things [Plato] |