Combining Texts

All the ideas for 'Laches', 'Symbolic Reasoning' and 'Phil of Mathematics and Natural Science'

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4 ideas

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

291	Don't assume that wisdom is the automatic consequence of old age [Plato]

4. Formal Logic / F. Set Theory ST / 3. Types of Set / b. Empty (Null) Set

21548

The null class is the class with all the non-existents as its members [MacColl, by Lackey]

23. Ethics / C. Virtue Theory / 3. Virtues / d. Courage

293	Being unafraid (perhaps through ignorance) and being brave are two different things [Plato]

26. Natural Theory / D. Laws of Nature / 8. Scientific Essentialism / e. Anti scientific essentialism

10246

The limit of science is isomorphism of theories, with essences a matter of indifference [Weyl]