"The deadliest contagion is majority opinion."

"If you get up one time more than you fall, you will make it through."

"Experience is a hard teacher because she gives the test first, the lessons afterwards."

"Silent gratitude isn't much use to anyone."

"The search for truth begins with the doubt of all 'truths' in which one has previously believed."

"Our health always seems much more valuable after we lose it."

"He had discovered a great law of human action, without knowing it - namely, that in order to make a man or a boy covet a thing, it is only necessary to make the thing difficult to obtain."

"Truth is tough. It will not break, like a bubble, at a touch; nay, you may kick it about all day like a football, and it will be round and full at evening."

"The cat could very well be man's best friend but would never stoop to admitting it."

"Man's drive for self expression, which over centuries built his monuments, does not stay within set bounds; the creations, which yesterday were the detested and obscene, become the classics of today."

"She's the original good time that was had by all."

"The most important thing in life is to see to it that you are never beaten."