two o'clock
`` I have not done so , sir , for several months past . '' `` What is it , then ? Do you read late ? '' `` Really , sir , I hardly know -- up to about one or two o'clock ; on the average , I believe . '' `` Let me feel your pulse . '' I put out my wrist , and he held it for some seconds , looking keenly at me all the time . `` Got anything on your mind ? ''