Combining Philosophers

All the ideas for Xenophon, Jan Lukasiewicz and J.R. Mayer

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4 ideas

4. Formal Logic / E. Nonclassical Logics / 3. Many-Valued Logic

8942	Lukasiewicz's L3 logic has three truth-values, T, F and I (for 'indeterminate') [Lukasiewicz, by Fisher]

22. Metaethics / B. Value / 2. Values / h. Fine deeds

5845	Niceratus learnt the whole of Homer by heart, as a guide to goodness [Xenophon]

25. Social Practice / E. Policies / 5. Education / b. Education principles

5833	Education is the greatest of human goods [Xenophon]

27. Natural Reality / A. Classical Physics / 1. Mechanics / d. Gravity

13605

Gravity isn't a force, because it produces effects without diminishing [Mayer]