Empty pockets never held anyone back. Only empty heads and empty hearts can do that.

I think about the meaning of pain. Pain is personal. It really belongs to the one feeling it. Probably the only thing that is your own. I like mine.

One never notices what has been done; one can only see what remains to be done.

It’s your road and yours alone. Others may walk it with you, but no one can walk it for you.

Men become wise just as they become rich, more by what they save than by what they receive.

Admiration is the daughter of ignorance.

If we don't believe in freedom of expression for people we despise, we don't believe in it at all.

The most certain sign of wisdom is cheerfulness.

The weak can never forgive. Forgiveness is the attribute of the strong.

It is man that makes truth great, not truth that makes man great.

Creativity is the greatest rebellion in existence.

I've never known any trouble than an hour's reading didn't assuage.

A wise man can learn more from a foolish question than a fool can learn from a wise answer.

Don't criticize what you don't understand, son. You never walked in that man's shoes.

Just remember, once you're over the hill you begin to pick up speed.

The pendulum of the mind oscillates between sense and nonsense, not between right and wrong.

Stupidity is a talent for misconception.

We sometimes congratulate ourselves at the moment of waking from a troubled dream; it may be so the moment after death.

Only idiots refuse to change their minds.

Without courage, wisdom bears no fruit.

Intelligence is a moral category.