no way makes it necessary to think in literal terms of the metaphor. For example, our English word “iron” means a certain metal, the most abundant and useful of those that are found in the metallic state. But who would think of metal in finding the meaning of the phrase, “He has an iron constitution?” Or who would think of metal in hearing that “the iron entered into his soul?” That phrase originated in an error in the Vulgate translation of a Hebrew line in the Psalms and has come down to us through