Read "The Mystery of the Blue Train" by Agatha Christie online for free on Textopian. Full text with search, annotations, highlights, and AI-powered reading aids.
Everybody looked respectfully at Poirot. Undoubtedly the little man had scored heavily. The Commissary laughed -- on a rather hollow note.
"You teach us all our business," he cried. "M. Poirot knows more than the police."