'"I have a feeling," he said slowly, "that this is going to be a big affair—a long, troublesome problem that will not be easy to work out."'

Hercule Poirot is called to France by a man who is dead by the time he arrives. He and Hastings stay to solve the murder. I was confused through much of this and consulted Wikipedia at the end for clarification. But I do really enjoy 'Papa' Poirot.

'I understood next to nothing of what had occurred. The events of the night seemed fantastic and impossible'