Murder on the Orient Express
"Excellent," said Poirot. "We can open our Court of Inquiry without more ado." (2.1.5)
"If ever a man deserved what he got, Ratchett or Cassetti is the man. I'm rejoiced at his end. Such a man wasn't fit to live!" (2.2.13)
"In fact, Colonel Arbuthnot, you prefer law and order to private vengeance?"
"Well, you can't go about having blood feuds and stabbing each other like Corsicans or the Mafia," said the Colonel. "Say what you like, trial by jury is a sound system." (2.8.89-90)