Was it Aristotle who said the human soul is composed of reason, will, and desire?” “No, that was Plato. Aristotle and Plato were as different as Mel Tormé and Bing Crosby. In any case, things were a lot simpler in the old days,” Komatsu said. “Wouldn’t it be fun to imagine reason, will, and desire engaged in a fierce debate around a table?