| 1649 | Socrates opened philosophy to all, but Plato confined moral enquiry to a tiny elite [Vlastos on Socrates] |
| 1749 | If all laws were abolished, philosophers would still live as they do now [Aristippus elder] |
| 559 | Even people who go astray in their opinions have contributed something useful [Aristotle] |
| 15624 | Free thinking has no presuppositions [Hegel] |
| 19227 | Philosophy is a search for real truth [Peirce] |
| 14862 | Philosophy is more valuable than much of science, because of its beauty [Nietzsche] |
| 8226 | A well-posed problem is a problem solved [Bergson, by Deleuze/Guattari] |
| 2944 | If a question can be framed at all, it is also possible to answer it [Wittgenstein] |
| 9763 | For a good theory of the world, we must focus on our flabby foundational vocabulary [Quine] |
| 9198 | It is no longer possible to be a sage, but we can practice the exercise of wisdom [Hadot] |
| 9408 | Science studies phenomena, but only metaphysics tells us what exists [Mumford] |