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Truth, Validity, Soundness: The Map

This video presents the same text shown beside it, spoken and on screen. It adds nothing the text does not say.

State

Truth applies to statements. Validity applies to argument forms. Soundness applies to whole arguments. Three properties, three different bearers.

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A statement is never "valid." An argument is never "true." A form is never "sound."

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Policing this vocabulary in your own speech is the fastest way to internalize the distinctions.

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