Combining Texts

All the ideas for 'The Logical Syntax of Language', 'Comments on a Certain Broadsheet' and 'Letters to Oldenburg'

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8 ideas

5. Theory of Logic / B. Logical Consequence / 1. Logical Consequence

13342

Carnap defined consequence by contradiction, but this is unintuitive and changes with substitution [Tarski on Carnap]

5. Theory of Logic / C. Ontology of Logic / 4. Logic by Convention

13251

Each person is free to build their own logic, just by specifying a syntax [Carnap]

12. Knowledge Sources / A. A Priori Knowledge / 4. A Priori as Necessities

2602	What experience could prove 'If a=c and b=c then a=b'? [Descartes]

18. Thought / D. Concepts / 2. Origin of Concepts / c. Nativist concepts

2600	The mind's innate ideas are part of its capacity for thought [Descartes]

2601	Qualia must be innate, because physical motions do not contain them [Descartes]

22. Metaethics / A. Ethics Foundations / 1. Nature of Ethics / f. Ethical non-cognitivism

4867	Whether nature is beautiful or orderly is entirely in relation to human imagination [Spinoza]

28. God / A. Divine Nature / 3. Divine Perfections

4866	God is a being with infinite attributes, each of them infinite or perfect [Spinoza]

28. God / B. Proving God / 3. Proofs of Evidence / e. Miracles

4868	Trying to prove God's existence through miracles is proving the obscure by the more obscure [Spinoza]