four o'clock
`` Pimble speaks , sister Justitia , '' said Mrs. Lawson . `` What do you want ? '' asked the lady , turning sharply round . '' 'T is four o'clock , ma'am , '' gasped he . `` Four o'clock ! did n't I tell you I wished to be at the lecture-room at that hour ? '' `` I did n't like to interrupt you , '' he answered feebly .