Murder on the Orient Express

Agatha Christie 
™
 MURDER ON THE ORIENT EXPRESS 
72
“You think—?” 
“He is the only man so far who admits to smoking a pipe. And he knew of Colonel 
Armstrong—perhaps actually did know him, though he won’t admit it.” 
“So you think it possible—?” 
Poirot shook his head violently. 
“That is just it—it is 
im
possible—quite impossible—that an honourable, slightly stupid, 
upright Englishman should stab an enemy twelve times with a knife! Do you not feel, my 
friends, how impossible it is?” 
“That is the psychology,” said M. Bouc. 
“And one must respect the psychology. This crime has a signature, and it is certainly not the 
signature of Colonel Arbuthnot. But now to our next interview.” 
This time M. Bouc did not mention the Italian. But he thought of him. 

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