Science can lift people out of poverty and cure disease. That, in turn, will reduce civil unrest.

Time can behave like another direction in space under extreme conditions.

Intelligence is the ability to adapt to change.

So remember to look up at the stars and not down at your feet. Try to make sense of what you see and hold on to that childlike wonder about what makes the universe exist.

The thing about smart people is that they seem like crazy people to dumb people.

It is all right to make mistakes; nothing is perfect because with perfection, we would not exist.

I have noticed even people who claim everything is predestined, and that we can do nothing to change it, look before they cross the road.

People won't have time for you if you are always angry or complaining.

It is reasonable to ask who or what created the universe, but if the answer is God, then the question has merely been deflected to that of who created God.

It is very important for young people keep their sense of wonder and keep asking why.

The development of full artificial intelligence could spell the end of the human race.

Has anyone succeeded in being his own desire?

Self-esteem does not come from surrounding yourself with people and things that seem to increase your value. Real self-esteem is an integration of an inner-value with things in the world around you.

I think it's really important not to be so judgmental and not to be so fearful. Try to have confidence in yourself. Don't depend so much on what others say about you or want you to be.

All good men are anarchists. All cultured, kindly men; all gentlemen; all just men are anarchists. Jesus was an anarchist.

There is nothing man desires more than a heroic life: there is nothing less common to men than heroism.

Actors are their own worst enemies. They quite often will get in their own way, and I have to be encouraged, endlessly, not to get in my own way.

My old man never liked me. He gave me my allowance in traveler's checks.

Hunger is never delicate; they who are seldom gorged to the full with praise may be safely fed with gross compliments, for the appetite must be satisfied before it is disgusted.

I can make a scene that's not supposed to be sexy, very sexy. It's a power you're born with. It's not a physical thing, it comes from inside. It's all in the eyes.

We're living in a future that's weirder than anybody except possibly.