Combining Texts

All the ideas for 'The Philosophy of Logic', 'Letters to Thomas Burnett' and '17: Of Superstition'

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6 ideas

6. Mathematics / A. Nature of Mathematics / 5. The Infinite / i. Cardinal infinity

18200

Very large sets should be studied in an 'if-then' spirit [Putnam]

6. Mathematics / C. Sources of Mathematics / 4. Mathematical Empiricism / b. Indispensability of mathematics

18199

Indispensability strongly supports predicative sets, and somewhat supports impredicative sets [Putnam]

8857	We must quantify over numbers for science; but that commits us to their existence [Putnam]

9. Objects / B. Unity of Objects / 2. Substance / a. Substance

13197

The notion of substance is one of the keys to true philosophy [Leibniz]

26. Natural Theory / D. Laws of Nature / 8. Scientific Essentialism / c. Essence and laws

13198

Gravity is within matter because of its structure, and it can be explained. [Leibniz]

28. God / A. Divine Nature / 6. Divine Morality / b. Euthyphro question

7399	Even without religion, there are many guides to morality [Bacon]