6 ideas
13412 | Obtaining numbers by abstraction is impossible - there are too many; only a rule could give them, in order [Benacerraf] |
13413 | We must explain how we know so many numbers, and recognise ones we haven't met before [Benacerraf] |
13411 | If numbers are basically the cardinals (Frege-Russell view) you could know some numbers in isolation [Benacerraf] |
13415 | An adequate account of a number must relate it to its series [Benacerraf] |
19724 | Belief is knowledge if it is true, certain, and obtained by a reliable process [Ramsey] |
467 | A virtue is a combination of intelligence, strength and luck [Ion] |