Combining Texts

All the ideas for 'fragments/reports', 'Investigations into Logical Deduction' and 'The Nature of Truth'

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3 ideas

3. Truth / D. Coherence Truth / 1. Coherence Truth

22304

Truth is conceivability, or the systematic coherence of a significant whole [Joachim]

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]

23. Ethics / A. Egoism / 1. Ethical Egoism

3031	The greatest good is not the achievement of desire, but to desire what is proper [Menedemus, by Diog. Laertius]