In the summer of 1933, Dietrich Bonhoeffer delivered powerful lectures that insisted Christians encounter Jesus Christ as a living person today, as well as in history and church life. Formulated in the face of the new Nazi regime, a decisive moment in Bonhoeffer's own commitment to the Confessing Church, his words drew attention to the living Christ as always the humiliated "man for others," the lodestar of Christian commitment and service. This...