Combining Philosophers

All the ideas for H.Putnam/P.Oppenheim, Ernest Nagel and Benjamin Constant

expand these ideas     |    start again     |     specify just one area for these philosophers

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4 ideas

7. Existence / C. Structure of Existence / 2. Reduction

3425	Reduction has been defined as deriving one theory from another by logic and maths [Nagel,E, by Kim]

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 / D. Deontological Ethics / 2. Duty

22439

There are only duties if there are rights, so truth is only for those with a right to it [Constant]

22440

Unconditional truth-telling makes a society impossible [Constant]