four
o'clock
` As long as I live , ' said he , ` you never open your lips upon this subject . ' ` I dismiss it entirely from my mind , sire . I will efface it from my recollection as if it had never been . I will promise you to go out of your cabinet at this moment exactly as I was when I entered it at four o'clock . ' ` You can not do that , ' said the Emperor , smiling . ` You were a lieutenant at that time . You will permit me , Captain , to wish you a very good-night . '