" Are you really a detective, then?” “At your service, Madame.” “I thought there were no detectives on the train when it passed through Yugo-Slavia—not until one got to Italy.” “I am not a Yugo-Slavian detective, Madame. I am an international detective.” “You belong to the League of Nations?” “I belong to the world, Madame,” said Poirot dramatically. "

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