7 ideas
| 9764 | Inspiration and social improvement need wisdom, but not professional philosophy [Quine] |
| 9763 | For a good theory of the world, we must focus on our flabby foundational vocabulary [Quine] |
| 10845 | To be true a sentence must express a proposition, and not be ambiguous or vague or just expressive [Lewis] |
| 10847 | Truthmakers are about existential grounding, not about truth [Lewis] |
| 10846 | Truthmaker is correspondence, but without the requirement to be one-to-one [Lewis] |
| 5987 | Alcmaeon was the first to say the brain is central to thinking [Alcmaeon, by Staden, von] |
| 24043 | Soul must be immortal, since it continually moves, like the heavens [Alcmaeon, by Aristotle] |