Combining Texts

All the ideas for 'Set Theory and related topics (2nd ed)', 'fragments/reports' and 'Philosophy without Intuitions'

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8 ideas

2. Reason / B. Laws of Thought / 3. Non-Contradiction

12268

Contradiction is impossible [Antisthenes (I), by Aristotle]

2. Reason / D. Definition / 13. Against Definition

602	Some fools think you cannot define anything, but only say what it is like [Antisthenes (I), by Aristotle]

2. Reason / E. Argument / 7. Thought Experiments

20183

So-called 'though experiments' are just philosophers observing features of the world [Cappelen]

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]

12. Knowledge Sources / E. Direct Knowledge / 2. Intuition

20182

The word 'intuitive' often plays not role at all in arguments, and can be removed [Cappelen]

22. Metaethics / C. The Good / 3. Pleasure / f. Dangers of pleasure

1664	I would rather go mad than experience pleasure [Antisthenes (I)]

23. Ethics / C. Virtue Theory / 2. Elements of Virtue Theory / d. Teaching virtue

21385

Antisthenes said virtue is teachable and permanent, is life's goal, and is like universal wealth [Antisthenes (I), by Long]

28. God / C. Attitudes to God / 2. Pantheism

2631	Antisthenes says there is only one god, which is nature [Antisthenes (I), by Cicero]