One of the most important theologians of the twentieth century illuminates the relationship between ourselves and the teachings of Jesus in this classic text on ethics, humanism, and civic duty.

What can the call to discipleship, the adherence to the word of Jesus, mean today to the businessman, the soldier, the laborer, or the aristocrat? What did Jesus mean to say to us? What is his will for us today? Drawing on the Sermon on the Mount, Dietrich Bonhoeffer answers these timeless questions by providing a seminal reading of the dichotomy between "cheap grace" and "costly grace." "Cheap...