4 ideas
3750 | "It is true that x" means no more than x [Ramsey] |
17743 | De Morgan introduced a 'universe of discourse', to replace Boole's universe of 'all things' [De Morgan, by Walicki] |
18818 | Sentence meaning is given by the actions to which it would lead [Ramsey] |
6011 | There is a remote first god (the Good), and a second god who organises the material world [Numenius, by O'Meara] |