The greatest of wealth is the richness of the soul.

Peace is not an absence of war, it is a virtue, a state of mind, a disposition for benevolence, confidence, justice.

Nothing is softer or more flexible than water, yet nothing can resist it.

If we know exactly where we're going, exactly how to get there, and exactly what we'll see along the way, we won't learn anything.

Medicine heals diseases of the body, wisdom frees the soul from passions.

In any moment of decision, the best thing you can do is the right thing. The worst thing you can do is nothing.

Things which matter most must never be at the mercy of things which matter least.

A good teacher protects his pupils from his own influence.

Think globally, act locally.

Most of what matters in our lives takes place in our absence.

Today you are you! That is truer than true! There is no one alive who is you-er than you!

A mistake is always forgivable, rarely excusable and always unacceptable.

Without courage, wisdom bears no fruit.

Moderation in temper is always a virtue; but moderation in principle is always a vice.

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

Boredom is the root of all evil - the despairing refusal to be oneself.

He that cannot reason is a fool. He that will not is a bigot. He that dare not is a slave.

Real knowledge is to know the extent of one's ignorance.

I write with experiences in mind, but I don't write about them, I write out of them.

Language is very powerful. Language does not just describe reality. Language creates the reality it describes.

Experience is merely the name men gave to their mistakes.