4 ideas
14235 | Saying 'they can become a set' is a tautology, because reference to 'they' implies a collection [Cargile] |
22363 | You have only begun to do real science when you can express it in numbers [Kelvin] |
19216 | Propositions (such as 'that dog is barking') only exist if their items exist [Williamson] |
20644 | Energy has progressed from a mere formula, to a principle pervading all nature [Kelvin] |