Some folks pay a compliment like they went down in their pocket for it.
Some folks seem to have descended from the chimpanzee much later than others.
If there's anything mean in a feller, a litter authority will bring it out.
If there's any literary ability in a feller, getting fired out of a good government job will bring it out.
Nothing is as irritating as the fellow who chats pleasantly while he's overcharging you.
Kindness goes a long ways lots of times when it ought to stay at home.