Self-accusation is the possibility of justification. The tax collector accused himself. There was no one else who accused him. It was not civic justice that seized him by the chest and said, "You are a criminal”: it was not the people whom he perhaps cheated who beat him on the breast and said, "You are a cheater” – but he beat his own breast and said, "God be merciful to me, a sinner. He accused himself, that he was a sinner before God.