The question “What determines reference?” is ambiguous between a question about the best procedure for comparing large coherent sets of false beliefs (other epochs, cultures, etc.) with ours and a question about how to refute the skeptic. Debates about theories of reference get their concreteness from attempts to answer the first part of the question, and their philosophical interest from hints that they might somehow answer the second. But nothing can refute the skeptic—nothing can do what epistemology hoped to do. For we discover how language works only within the present theory of the rest
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