5 ideas
18758 | Validity is provable, but invalidity isn't, because the model is infinite [Church, by McGee] |
19525 | If the only aim is to believe truths, that justifies recklessly believing what is unsupported (if it is right) [Conee/Feldman] |
2614 | Modern phenomenalism holds that objects are logical constructions out of sense-data [Ayer] |
2615 | The concept of sense-data allows us to discuss appearances without worrying about reality [Ayer] |
19524 | We don't have the capacity to know all the logical consequences of our beliefs [Conee/Feldman] |