The evil man inflicts injury on himself; he would not do so, however, if he knew that evil is evil. The evil man, therefore, is only evil through error; if one free him from error one will necessarily make him—good."—This mode of reasoning savours of the POPULACE, who perceive only the unpleasant consequences of evil-doing, and practically judge that "it is STUPID to do wrong"; while they accept "good" as identical with "useful and pleasant," without further thought.
