Combining Philosophers

All the ideas for Theophrastus, Paul M. Pietroski and Denis Diderot

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4 ideas

13. Knowledge Criteria / E. Relativism / 6. Relativism Critique
How can we state relativism of sweet and sour, if they have no determinate nature? [Theophrastus]
19. Language / B. Reference / 5. Speaker's Reference
No language is semantically referential; it all occurs at the level of thought or utterance [Pietroski, by Hofweber]
22. Metaethics / A. Ethics Foundations / 2. Source of Ethics / e. Human nature
There are two sides to men - the pleasantly social, and the violent and creative [Diderot, by Berlin]
26. Natural Theory / A. Speculations on Nature / 2. Natural Purpose / c. Purpose denied
Theophrastus doubted whether nature could be explained teleologically [Theophrastus, by Gottschalk]