There should be a better way to start a day than waking up every morning.

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.

Death is more uni­ver­sal than life everyone dies but not every­one lives.

I think all of us have a hero and a villain in us.

Working with Mario Testino was a joy. He's very young spirited, and it's always lovely and a pleasure to spend time talking to him about all different things.

The man who obeys is nearly always better than the man who commands.

Will we confront climate change in time or will we let fossil fuel companies determine our fate? This is a fight we can't afford to lose, and that's what keeps me moving forward.

Always consider investing in a grade-A man with a grade-B idea. Never invest in a grade-B man with a grade-A idea.

We need an economics fit for purpose in a finite and entropic world.

Writing books is one of the ways that human beings deal with loss, especially when you don't have religious consolation available.

When you know more, you can do more.

Don't worry about anything. Go out and have a good time.