There's an old saying in Tennessee — I know it's in Texas, probably in Tennessee — that says, fool me once, shame on — shame on you. Fool me — you can't get fooled again.
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
As one reads history ... one is absolutely sickened, not by the crimes that the wicked have committed, but by the punishments that the good have inflicted.