Wisdom is not the product of schooling, but of the lifelong attempt to acquire it.

Let him who would move the world first move himself.

Appearances often are deceiving.

Tomorrow hopes we have learned something from yesterday.

As our case is new, we must think and act anew.

You cannot truly listen to anyone and do anything else at the same time.

Be silent or let thy words be worth more than silence.

It is not enough to have a good mind; the main thing is to use it well.

Think globally, act locally.

Good advice is always certain to be ignored, but that's no reason not to give it.

Each problem that I solved became a rule which served afterwards to solve other problems.

Creativity is the greatest rebellion in existence.

Beauty is not in the face; beauty is a light in the heart.

Do not pray for an easy life, pray for the strength to endure a difficult one.

Drop the idea that you are Atlas carrying the world on your shoulders. The world would go on even without you. Don't take yourself so seriously.

Never pick a fight with an ugly person, they've got nothing to lose.

It seems essential, in relationships and all tasks, that we concentrate only on what is most significant and important.

Think no vice so small that you may commit it, and no virtue so small that you may over look it.

What's done can't be undone.

There are four ways, and only four ways, in which we have contact with the world. We are evaluated and classified by these four contacts: what we do, how we look, what we say, and how we say it.

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