6. Later, in confessing the murder to Sonya, Roskolnikov claims, "Did I really kill the old woman? No, it was myself I killed ... And as for the old woman, it was the Devil who killed her, not I." (p488). What does he mean by this? What motive does Roskolnikov give for his murder? Why does he confess to Sonya? Why doesn't the confession ease him of his inner torment?