The night before his crucifixion, in the garden of Gethsemane, Jesus asks his Father to take away the cup of his suffering, but then says, "not my will, but yours, be done." Shortly afterward, Judas arrives, and his arrival reveals something important about the Father's will. Yet much remains obscure. The sheer fact of Christ's crucifixion shows only that God was not willing to spare his Son. It does not shed any light on the positive content of the...