"One habit he maintained almost to his death, a habit which was the cause of no little astonishment among his friends. He habitually rose about 3 A.M., and worked at his desk for five hours, while the rest of the household slept. Soon after his arrival, the lighted study attracted the night-policeman to the house, 'fearful lest, at so suspicious an hour, mischief in some dishonest form or other was afoot.'"