This book discusses the ethics of belief that Locke developed in the last book of his Essay: how we ought to govern our opinions, especially on matters of religion and morality. Wolterstorff shows that this concern was instigated by the collapse of a once-unified moral and religious tradition in Europe into warring factions. After presenting Hume's powerful attack on Locke's recommended practice, Wolterstorff argues for Locke's originality and emphasizes...