ten o'clock
` Ah ! ' he ejaculated cheerfully , extending his right hand to me , and moving toward the door . ` Quite pleasant to have a chat about little Dursley . Well , take care of yourself in the big city , you know -- bed by ten o'clock , and that sort of thing , you know ; and -- er -- never touch anything in the morning . Safest plan . ' By this time the door was open , and I , on the threshold , was feeling considerably bewildered . With a great effort I managed to force out some such words as : ` And if you should hear of any sort of situation that I -- ' At that he grabbed my hand again , and pulled me back into the room .