“Be like a postage stamp. Stick to one thing until you get there.”

“Consider the postage stamp: its usefulness consists in the ability to stick to one thing till it gets there.”

“It's not only the most difficult thing to know one's self, but the most inconvenient.”

“In the whole history of the world there is but one thing that money cannot buy...to wit--the wag of a dog's tail.”

“A dog is the only thing on earth that loves you more than he loves himself.”

“One of the greatest victories you can gain over someone is to beat him at politeness.”

“the squeeky wheel gets the grease.”