4 ideas
9390 | Logic guides thinking, but it isn't a substitute for it [Rumfitt] |
9389 | Vague membership of sets is possible if the set is defined by its concept, not its members [Rumfitt] |
6019 | If someone squashed a horse to make a dog, something new would now exist [Mnesarchus] |
22308 | Only the actual exists, so possibilities always reduce to actuality after full analysis [Russell] |