display all the ideas for this combination of texts
3 ideas
23356 | Self-evidence is most obvious when people who deny a proposition still have to use it [Epictetus] |
9344 | Mathematical analysis ends in primitive principles, which cannot be and need not be demonstrated [Leibniz] |
2110 | We all expect the sun to rise tomorrow by experience, but astronomers expect it by reason [Leibniz] |