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Ideas for 'works', 'Introduction to 'Language Truth and Logic'' and 'The Laws of Thought'

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3 ideas

19. Language / A. Nature of Meaning / 5. Meaning as Verification

5164	A statement is meaningful if observation statements can be deduced from it [Ayer]

5165	Directly verifiable statements must entail at least one new observation statement [Ayer]

5166	The principle of verification is not an empirical hypothesis, but a definition [Ayer]