“The paradox of vengefulness is that it makes men dependent upon those who have harmed them, believing that their release from pain will come only when they make their tormentors suffer. In seeking the Bird's death to free himself, Louie had chained himself, once again, to his tyrant. During the war, the Bird had been unwilling to let go of Louie; after the war, Louie was unable to let go of the Bird.”