7 ideas
291 | Don't assume that wisdom is the automatic consequence of old age [Plato] |
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] |
19043 | Bivalence applies not just to sentences, but that general terms are true or false of each object [Quine] |
19042 | Terms learned by ostension tend to be vague, because that must be quick and unrefined [Quine] |
21550 | Science reduces indexicals to a minimum, but they can never be eliminated from empirical matters [Russell] |
293 | Being unafraid (perhaps through ignorance) and being brave are two different things [Plato] |