5 ideas
18241 | Sufficient reason is implied by contradiction, of an insufficient possible which exists [Wolff, by Korsgaard] |
18758 | Validity is provable, but invalidity isn't, because the model is infinite [Church, by McGee] |
22745 | Pherecydes said the first principle and element is earth [Pherecydes, by Sext.Empiricus] |
18242 | Confucius shows that ethics can rest on reason, rather than on revelation [Wolff, by Korsgaard] |
5883 | Pherecydes was the first to say that the soul is eternal [Pherecydes, by Cicero] |