5 ideas
6408 | Russell needed three extra axioms to reduce maths to logic: infinity, choice and reducibility [Grayling] |
2614 | Modern phenomenalism holds that objects are logical constructions out of sense-data [Ayer] |
6414 | Two propositions might seem self-evident, but contradict one another [Grayling] |
2615 | The concept of sense-data allows us to discuss appearances without worrying about reality [Ayer] |
5963 | Some say emotion is a sort of reason, and others say virtue concerns emotion [Plutarch] |