About six o'clock
`` Yes , father ; I will . I 'll keep a sharp lookout , I promise you . '' Curdie was the only one who remained in the mine . About six o'clock the rest went away , every one bidding him good night , and telling him to take care of himself ; for he was a great favorite with them all . `` Do n't forget your rhymes , '' said one . `` No , no , '' answered Curdie . `` It 's no matter if he does , '' said another , `` for he 'll only have to make a new one . ''