3 ideas
9783 | While no two classes coincide in membership, there are distinct but coextensive attributes [Cartwright,R] |
2667 | A false object might give the same presentation as a true one [Arcesilaus, by Cicero] |
4761 | The 'error theory' of morals says there is no moral knowledge, because there are no moral facts [Mackie, by Engel] |