10 ideas
14779 | I reason in order to avoid disappointment and surprise [Peirce] |
14777 | That a judgement is true and that we judge it true are quite different things [Peirce] |
11211 | If a sound conclusion comes from two errors that cancel out, the path of the argument must matter [Rumfitt] |
14780 | Only study logic if you think your own reasoning is deficient [Peirce] |
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] |
14778 | Facts are hard unmoved things, unaffected by what people may think of them [Peirce] |
12712 | Substance is that which can act [Leibniz] |
12737 | Nature can be fully explained by final causes alone, or by efficient causes alone [Leibniz] |
11214 | We learn 'not' along with affirmation, by learning to either affirm or deny a sentence [Rumfitt] |