Combining Philosophers

All the ideas for H.Putnam/P.Oppenheim, Pierre-Joseph Proudhon and Metrodorus (Lamp)

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3 ideas

14. Science / D. Explanation / 2. Types of Explanation / j. Explanations by reduction

20653

Six reduction levels: groups, lives, cells, molecules, atoms, particles [Putnam/Oppenheim, by Watson]

23. Ethics / A. Egoism / 2. Hedonism

5954	All inventions of the mind aim at pleasure, and those that don't are worthless [Metrodorus of Lamp., by Plutarch]

25. Social Practice / C. Rights / 4. Property rights

20523

Property is theft! [Proudhon]