Costly grace is the gospel which must be sought again and again, the gift which must be asked for, the door at which a man must knock. Such grace is … - Dietrich Bonhoeffer

The outcome of the Reformation was the victory, not of Luther's perception of grace in all its purity and costliness, but of the vigilant religious instinct of man for the place where grace is to be obtained at the cheapest price.

There remains an experience of incomparable value. We have for once learned to see the great events of world history from below, from the perspective of the outcasts, the suspects, the maltreated — in short, from the perspective of those who suffer.

Jesus bluntly calls the evil person evil. If I am assailed, I am not to condone or justify aggression. Patient endurance of evil does not mean a recognition of its rights. That is sheer sentimentality, and Jesus will have nothing to do with it. The shameful assault, the deed of violence and the act of exploitation are still evil. … The very fact that the evil which assaults him is unjustifiable makes it imperative that he should not resist it, but play it out and overcome it by patiently enduring the evil person. Suffering willingly endured is stronger than evil, it spells death to evil.