Combining Texts

All the ideas for 'works', 'Hat-Tricks and Heaps' and 'Philosophical Letters from England'

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3 ideas

5. Theory of Logic / G. Quantification / 2. Domain of Quantification

17743

De Morgan introduced a 'universe of discourse', to replace Boole's universe of 'all things' [De Morgan, by Walicki]

5. Theory of Logic / L. Paradox / 6. Paradoxes in Language / b. The Heap paradox ('Sorites')

9117	The smallest heap has four objects: three on the bottom, one on the top [Hart,WD, by Sorensen]

23. Ethics / B. Contract Ethics / 2. Golden Rule

7844	The Golden Rule is accepted everywhere, and gives a fixed target for morality [Voltaire]