Never argue with an idiot. They drag you down to their level and then beat you with experience.

To avoid criticism say nothing, do nothing, be nothing.

Although our intellect always longs for clarity and certainty, our nature often finds uncertainty fascinating.

If you buy what you do not need, you will need what you cannot buy.

Everybody is ignorant, only on different subjects.

What's real and what's true aren't necessarily the same.

The path to success is to take massive, determined action.

The more skilled you are at something, the worse you are at it when showing someone.

Words mean more than what is set down on paper. It takes the human voice to infuse them with deeper meaning.

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.

Dark and difficult times lie ahead. Soon we must all face the choice between what is right and what is easy.

Those who dance are considered insane by those who cannot hear the music.

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

Your reputation is in the hands of others. That's what the reputation is. You can't control that. The only thing you can control is your character.

Never do anything when you are in a temper, for you will do everything wrong.

We may encounter many defeats but we must not be defeated.

An understanding of the natural world is a source of not only great curiosity, but great fulfilment.

A house divided against itself cannot stand.

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

Nobody has the power to take two steps together; you can take only one step at a time.

Intelligence is a moral category.