13 ideas
| 13407 | All worthwhile philosophy is synthetic theorizing, evaluated by experience [Papineau] |
| 11211 | If a sound conclusion comes from two errors that cancel out, the path of the argument must matter [Rumfitt] |
| 11210 | Standardly 'and' and 'but' are held to have the same sense by having the same truth table [Rumfitt] |
| 11212 | The sense of a connective comes from primitively obvious rules of inference [Rumfitt] |
| 13409 | Our best theories may commit us to mathematical abstracta, but that doesn't justify the commitment [Papineau] |
| 13406 | A priori knowledge is analytic - the structure of our concepts - and hence unimportant [Papineau] |
| 23633 | Many truths seem obvious, and point to universal agreement - which is what we find [Reid] |
| 13408 | Intuition and thought-experiments embody substantial information about the world [Papineau] |
| 23630 | Only philosophers treat ideas as objects [Reid] |
| 13410 | Verificationism about concepts means you can't deny a theory, because you can't have the concept [Papineau] |
| 23629 | The ambiguity of words impedes the advancement of knowledge [Reid] |
| 11214 | We learn 'not' along with affirmation, by learning to either affirm or deny a sentence [Rumfitt] |
| 23632 | Similar effects come from similar causes, and causes are only what are sufficient for the effects [Reid] |