“Poirot," I said. "I have been thinking.""An admirable exercise my friend. Continue it.”
“No, my friend, I am not drunk. I have just been to the dentist, and need not return for another six months! Is it not the most beautiful thought?--Poirot”
“Pas encore. Qa m'amuse.""Really, Poirot!""Yes, my friend. I grow old and childish, do I not?”
“I take my only exercise acting as a pallbearer at the funerals of my friends who exercise regularly.”
“So you think that the coco- mark well what I say, Hastings, the coco- contained strychnine?" "Of course! That salt on the tray, what else could it have been?" "It might have been salt." replied Poirot placidly.”
“I let them think I did that" said Jace "My reign of terror continues”