" somewhere. Two men below her window were talking French. One was a French officer, the other was a little man with enormous moustaches. She smiled faintly. She had never seen anyone quite so heavily muffled up. It must be very cold outside. That was why they heated the train so terribly. She tried to force the window down lower, but it would not go. The Wagon Lit conductor had come up to the two men. The train was about to depart, he said. Monsieur had better mount. The little man "

― Agatha Christie , Murder on the Orient Express (Hercule Poirot, #9)