To regard the successful experiences which ensue from a belief as a criterion of its truth is one thing—and a thing that is sometimes bad and sometimes good—but to assume that truth itself consists in the process by which it is verified is a different thing and always bad.
William Pepperell Montague (1842–1910), U.S. philosopher. Originally published in Philosophy (1937). "The Story of American Realism," repr. In Sources of Contemporary Philosophical Realism in America, ed. Herbert W. Schneider (1964).