If aliens visit us, the outcome would be much as when Columbus landed in America, which didn't turn out well for the Native Americans.

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.

Assumption is one dreadful and incurable disease, which sticks to the soul and wiggles across the skin.

I have some ideas on how to fix that. They're not very good ideas, but at least they're ideas!

In 1940 I came across a record by Jimmy Yancey. I can't say how important that record is. From then on, all I wanted to do was play the blues.

We can now manipulate images to such an extrodinary extent that there's no lie you cannot tell.

I will build a great, great wall on our southern border. And I will have Mexico pay for that wall.

I attempted to fish in Scotland and I managed to hook a dog. It was a horrible moment but the dog turned out to be fine.

It's not like I'm starved for company - I have a few very good lady friends - but there's only a certain amount of times a woman wants to see you and never go out for dinner.

The age of every man shall be acknowledged before him in Heaven, and every man shall be rewarded for his willing service and for his time.

I have not proved that the universe is, in fact, a digital computer and that it's capable of performing universal computation, but it's plausible that it is.

I really always felt that I was going to be an actress. I had a lot of confidence in the fact that I would do well from a very early age. I didn't know how tough the business is.