Combining Texts

All the ideas for 'poems', 'Investigations into Logical Deduction' and 'Hippias Major'

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5 ideas

5. Theory of Logic / H. Proof Systems / 4. Natural Deduction

13832

Natural deduction shows the heart of reasoning (and sequent calculus is just a tool) [Gentzen, by Hacking]

21. Aesthetics / A. Aesthetic Experience / 4. Beauty

299	What is fine is always difficult [Plato]

21. Aesthetics / C. Artistic Issues / 7. Art and Morality

297	What is fine is the parent of goodness [Plato]

22. Metaethics / A. Ethics Foundations / 2. Source of Ethics / j. Ethics by convention

6017	Nomos is king [Pindar]

25. Social Practice / F. Life Issues / 5. Sexual Morality

298	While sex is very pleasant, it should be in secret, as it looks contemptible [Plato]