4 ideas
17743 | De Morgan introduced a 'universe of discourse', to replace Boole's universe of 'all things' [De Morgan, by Walicki] |
11966 | If there are essential properties, how do you find out what they are? [Chisholm] |
11965 | Could possible Adam gradually transform into Noah, and vice versa? [Chisholm] |
6029 | Whoever knows future causes knows everything that will be [Cicero] |