Combining Texts

All the ideas for 'Letters to Pierre Bayle', 'Letters to Russell' and 'Abstraction Reconsidered'

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9 ideas

1. Philosophy / D. Nature of Philosophy / 3. Philosophy Defined

7085	The main problem of philosophy is what can and cannot be thought and expressed [Wittgenstein, by Grayling]

6. Mathematics / C. Sources of Mathematics / 4. Mathematical Empiricism / c. Against mathematical empiricism

10735

Abstraction from objects won't reveal an operation's being performed 'so many times' [Geach]

7. Existence / C. Structure of Existence / 6. Fundamentals / d. Logical atoms

23463

Atomic facts correspond to true elementary propositions [Wittgenstein]

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

10732

If concepts are just recognitional, then general judgements would be impossible [Geach]

16. Persons / F. Free Will / 5. Against Free Will

19413

If we know what is good or rational, our knowledge is extended, and our free will restricted [Leibniz]

18. Thought / D. Concepts / 3. Ontology of Concepts / b. Concepts as abilities

10731

For abstractionists, concepts are capacities to recognise recurrent features of the world [Geach]

18. Thought / E. Abstraction / 8. Abstractionism Critique

10733

The abstractionist cannot explain 'some' and 'not' [Geach]

10734

Only a judgement can distinguish 'striking' from 'being struck' [Geach]

19. Language / D. Propositions / 4. Mental Propositions

23490

A thought is mental constituents that relate to reality as words do [Wittgenstein]