Gravity is only the bark of wisdom's tree; but it preserves it

Whatever it is you're seeking won't come in the form you're expecting.

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

Courage is resistance to fear, mastery of fear - not absence of fear.

The only limit to our realization of tomorrow will be our doubts of today.

Your visions will become clear only when you can look into your own heart. Who looks outside, dreams; who looks inside, awakes.

You can be rich in spirit, kindness, love and all those things that you can't put a dollar sign on.

Intelligence is a moral category.

Love make us poets, and the approach of death should make us philosophers.

We thought that we had the answers, it was the questions we had wrong.

No man has any natural authority over his fellow men.

All our knowledge begins with the senses, proceeds then to the understanding, and ends with reason. There is nothing higher than reason.

Creativity is the process of having original ideas that have value.

Everything we hear is an opinion, not a fact. Everything we see is a perspective, not the truth.

I wanted to change the world. But I have found that the only thing one can be sure of changing is oneself.

Tact is the knack of making a point without making an enemy.

The road of excess leads to the palace of wisdom.

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.

The place where you made your stand never mattered. Only that you were there...and still on your feet.

The one you buy will be the only one that doesn't work.

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