Combining Philosophers

Ideas for Herodotus, Edwin D. Mares and Ren Descartes

expand these ideas     |    start again     |     choose another area for these philosophers

display all the ideas for this combination of philosophers

---

3 ideas

10. Modality / D. Knowledge of Modality / 1. A Priori Necessary

2301	We know by thought that what is done cannot be undone [Descartes]

10. Modality / D. Knowledge of Modality / 2. A Priori Contingent

17703

Light in straight lines is contingent a priori; stipulated as straight, because they happen to be so [Mares]

10. Modality / D. Knowledge of Modality / 4. Conceivable as Possible / b. Conceivable but impossible

3642	Pythagoras' Theorem doesn't cease to be part of the essence of triangles just because we doubt it [Arnauld on Descartes]