Combining Texts

All the ideas for 'Set Theory and related topics (2nd ed)', 'Much Ado About Nothing' and 'Has Philosophy Lost Contact with People?'

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4 ideas

1. Philosophy / A. Wisdom / 3. Wisdom Deflated

9764	Inspiration and social improvement need wisdom, but not professional philosophy [Quine]

1. Philosophy / D. Nature of Philosophy / 6. Hopes for Philosophy

9763	For a good theory of the world, we must focus on our flabby foundational vocabulary [Quine]

1. Philosophy / D. Nature of Philosophy / 7. Despair over Philosophy

8658	For there was never yet philosopher/ That could endure the toothache patiently [Shakespeare]

4. Formal Logic / F. Set Theory ST / 3. Types of Set / e. Equivalence classes

8920	Equivalence relations are reflexive, symmetric and transitive, and classify similar objects [Lipschutz]