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All the ideas for '', 'Philosophical Implications of Mathematical logic' and 'Law, Pragmatism and Democracy'

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7 ideas

5. Theory of Logic / A. Overview of Logic / 1. Overview of Logic

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If a sound conclusion comes from two errors that cancel out, the path of the argument must matter [Rumfitt]

5. Theory of Logic / C. Ontology of Logic / 1. Ontology of Logic

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Logic is highly general truths abstracted from reality [Russell, by Glock]

5. Theory of Logic / E. Structures of Logic / 2. Logical Connectives / a. Logical connectives

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The sense of a connective comes from primitively obvious rules of inference [Rumfitt]

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Standardly 'and' and 'but' are held to have the same sense by having the same truth table [Rumfitt]

15. Nature of Minds / C. Capacities of Minds / 5. Generalisation by mind

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It is good to generalise truths as much as possible [Russell]

19. Language / F. Communication / 3. Denial

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We learn 'not' along with affirmation, by learning to either affirm or deny a sentence [Rumfitt]

24. Political Theory / D. Ideologies / 5. Democracy / a. Nature of democracy

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Democracy is competition for support of the people, guided by self-interest on all sides [Posner]