6 ideas
9987 | An aggregate in which order does not matter I call a 'set' [Bolzano] |
10856 | A truly infinite quantity does not need to be a variable [Bolzano] |
8203 | All the arithmetical entities can be reduced to classes of integers, and hence to sets [Quine] |
8202 | Meaning is essence divorced from things and wedded to words [Quine] |
8201 | The distinction between meaning and further information is as vague as the essence/accident distinction [Quine] |
4375 | Evaluations are not disguised emotions; instead, emotion is a type of evaluation [Achtenberg] |