A demonstration of how rich and suggestive the notion of contradiction in discourse can be, noting its function in the works of Hesiod, Plato, Milton, Kant and Hegel, Wordsworth, Melville, Freud, and others. Concludes that rhetorical and conceptual contradictions produce--rather than disable--constructive discourse. Paper edition (unseen), $14.95. Annotation copyrighted by Book News, Inc., Portland, OR.