text: Messieurs , mesdames , said Poirot , with a flourish , " let me introduce you to the murderer , Mr. Alfred Inglethorp ! " 164 Chapter 13 POIROT EXPLAINS " Poirot , you old villain , " I said , " I 've half a mind to strangle you !
  
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  Mr. Inglethorp has a deep desire to kill Poirot , for he is a killer .