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.

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

Intelligence is the ability to adapt to change.

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.

When I hear of Schrödinger's cat, I reach for my pistol.

You look at beauty because it is one of the few profound things that humans can do.

Predictions of failure have never stopped those whose ambitions are driven by their unwavering vision.

You don't have to belittle others in order to feel important in life. We are all special in the eyes of God. So be proud of your positive inner-self.

Behind every preventable threat to the future of the human race lurks a boy in a man's body with both hands buried deep in the cookie jar set aside for future generations.

While one may lose much because of avarice, nothing was ever accomplished by abstinence.

If you don't do anything stupid when you're young, you won't remember something funny when you're old.

The fact that people have hijacked it is certainly not something that fills me with great joy. We have to find new ways of addressing people, new ways of getting into contact with people.

Faith is among men what gravity is among planets and suns.

Easy writing makes hard reading.

You’ve got to be crazy! It’s too late to be sane, too late. You’ve got to go full tilt bozo... ‘Cause you’re only given a little spark of madness... and if you lose that, you’re nothing