5 ideas
21552 | Common speech is vague; its vocabulary and syntax must be modified, for precision [Russell] |
21551 | Empirical words need ostensive definition, which makes them egocentric [Russell] |
21963 | It is possible that an omnipotent God might make one and two fail to equal three [Descartes] |
4038 | Properties are sets of their possible instances (which separates 'renate' from 'cordate') [Lewis, by Mellor/Oliver] |
21550 | Science reduces indexicals to a minimum, but they can never be eliminated from empirical matters [Russell] |