Before Utopia demonstrates that Thomas More's Utopia (1516) is not, as is widely accepted, a rhetorical play of spirit but is instead built from a particular philosophy. That philosophy is not Platonism, but classical Stoicism. Deeply disturbed in his youth by the conviction that he needed to decide between a worldly and a monastic path, Thomas More was transformed in 1504 by Erasmus' De taedio Iesu and Enchiridion...