Combining Texts

All the ideas for 'works', 'Frege' and 'What We Owe to Each Other'

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3 ideas

4. Formal Logic / B. Propositional Logic PL / 1. Propositional Logic
Aristotelian logic dealt with inferences about concepts, and there were also proposition inferences [Weiner]
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]
23. Ethics / B. Contract Ethics / 9. Contractualism
Right and wrong concerns what other people cannot reasonably reject [Scanlon]