" He was never more sinister than when he was most polite, which is probably the truest test of breeding; and the elegance of his diction, even when he was swearing, no less than the distinction of his demeanour, showed him one of a different caste from his crew. A man of indomitable courage, it was said of him that the only thing he shied at was the sight of his own blood, which was thick and of an unusual colour. "

― J.M. Barrie , Peter Pan: The Complete Adventures