Combining Texts

All the ideas for 'Ethical Studies', 'The Varieties of Necessity' and 'The philosophical basis of intuitionist logic'

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9 ideas

4. Formal Logic / E. Nonclassical Logics / 2. Intuitionist Logic

18073

Dummett says classical logic rests on meaning as truth, while intuitionist logic rests on assertability [Dummett, by Kitcher]

5. Theory of Logic / G. Quantification / 1. Quantification

19057

Classical quantification is an infinite conjunction or disjunction - but you may not know all the instances [Dummett]

10. Modality / C. Sources of Modality / 1. Sources of Necessity

9216	Each area of enquiry, and its source, has its own distinctive type of necessity [Fine,K]

13. Knowledge Criteria / C. External Justification / 7. Testimony

9214	Unsupported testimony may still be believable [Fine,K]

19. Language / A. Nature of Meaning / 4. Meaning as Truth-Conditions

19055

Stating a sentence's truth-conditions is just paraphrasing the sentence [Dummett]

19056

If a sentence is effectively undecidable, we can never know its truth conditions [Dummett]

19. Language / A. Nature of Meaning / 6. Meaning as Use

19054

Meaning as use puts use beyond criticism, and needs a holistic view of language [Dummett]

22. Metaethics / C. The Good / 2. Happiness / d. Routes to happiness

5655	Happiness is not satisfaction of desires, but fulfilment of values [Bradley, by Scruton]

26. Natural Theory / D. Laws of Nature / 8. Scientific Essentialism / a. Scientific essentialism

9215	Causation is easier to disrupt than logic, so metaphysics is part of nature, not vice versa [Fine,K]