Combining Texts

Ideas for 'Protagoras', 'Introduction to Mathematical Philosophy' and 'The Blue and Brown Notebooks'

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3 ideas

2. Reason / B. Laws of Thought / 4. Contraries

192	Only one thing can be contrary to something [Plato]

2. Reason / D. Definition / 3. Types of Definition

14426

A definition by 'extension' enumerates items, and one by 'intension' gives a defining property [Russell]

2. Reason / F. Fallacies / 8. Category Mistake / a. Category mistakes

8468	The sentence 'procrastination drinks quadruplicity' is meaningless, rather than false [Russell, by Orenstein]