3 ideas
13416 | Mathematics must be based on axioms, which are true because they are axioms, not vice versa [Tait, by Parsons,C] |
18284 | Particulars can be verified or falsified, but general statements can only be falsified (conclusively) [Popper] |
8433 | There are few traces of an event before it happens, but many afterwards [Lewis, by Horwich] |