4 ideas
13750 | Analysis aims at the structure of facts, which are needed to give a rationale to analysis [Urmson, by Schaffer,J] |
9390 | Logic guides thinking, but it isn't a substitute for it [Rumfitt] |
7783 | Bodies, properties, relations, events, numbers, sets and propositions are 'things' if they exist [Lowe] |
9389 | Vague membership of sets is possible if the set is defined by its concept, not its members [Rumfitt] |