“Success does not consist in never making blunders, but in never making the same one a second time.”

“There are two kinds of fools: those who can't change their opinions and those who won't.”

“Silence is one of the hardest arguments to refute.”

“The wheel that squeaks the loudest is the one that gets the grease.”

“Learning sleeps and snores in libraries, but wisdom is everywhere, wide awake, on tiptoe.”

“Honesty is the rarest wealth anyone can possess, and yet all the honesty in the world ain't lawful tender for a loaf of bread.”

“Money will buy a pretty good dog, but it won't buy the wag of his tail.”

“Every man has his follies - and often they are the most interesting thing he has got.”

“Flattery is like cologne water, to be smelt, not swallowed.”

“There are lots of people who mistake their imagination for their memory.”

“There is no revenge so complete as forgiveness.”