4 ideas
16567 | Scientists know everything about nothing, philosophers nothing about everything [Sagan,D] |
17462 | A single object must not be counted twice, which needs knowledge of distinctness (negative identity) [Rumfitt] |
17461 | Some 'how many?' answers are not predications of a concept, like 'how many gallons?' [Rumfitt] |
22352 | Out of more than a hundred planets, Earth is the only one with the idea of free will [Vonnegut] |