... mouth of the hungry, may disgust the full. Throughout life there are factors in the internal life of the organism instantly changing one's reaction to things of physical, mental and moral significance. He talks loudest of restraint and control who has no desire; and in satiation even the sinner sees the beauty of asceticism. There must be a coincidence of stimulus, readiness and opportunity for the full, ... — The Foundations of Personality • Abraham Myerson