Murder on the Orient Express
"Nonsense. It's absurd. Colonel Arbuthnot is the last man in the world to be mixed up in a crime – especially a theatrical kind of crime like this." (2.15.165)
"That is all very fine," said M. Bouc. "But what have you to go upon?"
"I told you just now. We have the evidence of the passengers and the evidence of our own eyes."
"Pretty evidence – that of the passengers! It told us just nothing at all."
Poirot shook his head.
"I do not agree, my friend. The evidence of the passengers gave us several points of interest." (3.1.13-17)
"I came to the conclusion that the whole business at twenty-three minutes to one was a comedy played for my benefit!" (3.9.50)