Murder on the Orient Express
"No," said Mr. Bouc thoughtfully. "This is the act of a man driven almost crazy with a frenzied hate – it suggests more that Latin temperament. Or else it suggests, as our friend the chef de train insisted, a woman." (1.6.128)
"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. (2.7.78-81)
Poirot leaned forward. He became persuasive and a little more foreign than he need have been.
"Monsieur, I am about to appeal to you. You and Miss Debenham are the only two English people on the train. It is necessary that I should ask you each your opinion of each other." (2.8.28-29)