midnight
`` Who is the highest authority in this Service ? '' `` The Secretary of the Interior , '' said Uncle Denny . `` Come , we must eat supper or Mrs. Flynn will be using force on us . '' Jim took Herr Gluck over to the midnight train . The German was very quiet , but Jim was even more so . As Jim left him Herr Gluck said : `` Keep a good heart , dear friend . I shall say a few truths myself before I have finished . ''