Combining Texts

All the ideas for 'The Logic of Boundaryless Concepts', 'New Foundations for Mathematical Logic' and 'Political Liberalism'

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5 ideas

4. Formal Logic / F. Set Theory ST / 4. Axioms for Sets / a. Axioms for sets

9879	NF has no models, but just blocks the comprehension axiom, to avoid contradictions [Quine, by Dummett]

5. Theory of Logic / A. Overview of Logic / 3. Value of Logic

9390	Logic guides thinking, but it isn't a substitute for it [Rumfitt]

9. Objects / B. Unity of Objects / 3. Unity Problems / e. Vague objects

9389	Vague membership of sets is possible if the set is defined by its concept, not its members [Rumfitt]

23. Ethics / D. Deontological Ethics / 3. Universalisability

21051

Check your rationality by thinking of your opinion pronounced by the supreme court [Rawls]

24. Political Theory / B. Nature of a State / 2. State Legitimacy / c. Social contract

21119

Power is only legitimate if it is reasonable for free equal citizens to endorse the constitution [Rawls]