10 ideas
9103 | A universal is not a real feature of objects, but only a thought-object in the mind [William of Ockham] |
5163 | Basic propositions refer to a single experience, are incorrigible, and conclusively verifiable [Ayer] |
5167 | The argument from analogy fails, so the best account of other minds is behaviouristic [Ayer] |
9104 | A universal is the result of abstraction, which is only a kind of mental picturing [William of Ockham] |
5164 | A statement is meaningful if observation statements can be deduced from it [Ayer] |
5165 | Directly verifiable statements must entail at least one new observation statement [Ayer] |
5166 | The principle of verification is not an empirical hypothesis, but a definition [Ayer] |
5162 | Sentences only express propositions if they are meaningful; otherwise they are 'statements' [Ayer] |
468 | Musical performance can reveal a range of virtues [Damon of Ath.] |
5168 | Moral approval and disapproval concerns classes of actions, rather than particular actions [Ayer] |