No sign, so far, of anything sinister—but I live in hope.

Everyone is a potential murderer-in everyone there arises from time to time thewish to kill-though not the will to kill.

Evil is not something superhuman, it's something less than human.

Everything that has existed, lingers in the Eternity.

the detective's highest talent lay in the gentle art of seeking favours under the guise of conferring them!

It is the brain, the little gray cells on which one must rely. One must seek the truth within--not without." ~ Poirot

I have often had occasion to notice how, where a direct question would fail to elicit a response, a false assumption brings instant information in the form of a contradiction.