two o'clock in the morning
`` He has learned to know and keep his place , '' said she coolly . Perhaps she was thinking of his last night in the palace garden . Away up there in the darkness gleamed his single , lonely , pathetic little light . `` Is n't it rather odd , Mr. Browne , that his light should be burning at two o'clock in the morning ? Is it his custom to sit up -- '' `` I 've never noticed it before , now you speak of it . I hope nothing serious has happened to him . He may have been injured in -- I say , if you do n't mind , I 'll ask some one to telephone up to his place .