Before the open window of his parlour, Mr. Superbus sat in a state of profound meditation. Though the day was chilly, he was in his shirtsleeves, for he was one of those hot-blooded men in whom the variations of climate peculiar to his native land produced no effect. It was an open secret that he was one of those hardy souls who swam in the Serpentine every Christmas Day, preferably breaking the ice to get in, and his portrait appeared with monotonous regularity every twenty-sixth of December in all the better-class illustrated newspapers.