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Published online by Cambridge University Press: 25 February 2009
1 Of course, exclamations are neither true nor false. So we cannot say that such substitution here fails to preserve truth–value. But exclamations do have some somewhat analogous properties, such as that of being either genuine or feigned, and either appropriate or inappropriate. And certainly both the sincerity–value and the appropriateness–value of (2) might well be affected by the substitution of “” for “six”.