An ordinary mistake is one that leads to a dead end, while a profound mistake is one that leads to progress. Anyone can make an ordinary mistake, but it takes a genius to make a profound mistake.

If you don't make mistakes, you're not working on hard enough problems. And that's a big mistake.

In physics, you don't have to go around making trouble for yourself - nature does it for you.

The brain rewards us for interacting with beautiful things. In this way, evolution wants to encourage us to do what is good for us.

Why is there something rather than nothing?

I believe that everything you've said is not even wrong.

I'm convinced that art and science activate the same parts of the brain.

The answer to the ancient question Why is there something rather than nothing would be that nothingis unstable.

I went off to college planning to major in math or philosophy-- of course, both those ideas are really the same idea.

If you don’t make mistakes, you’re not working on hard enough problems

The answer to the ancient question 'Why is there something rather than nothing?' would then be that ‘nothing’ is unstable.

I never thought that freedom would feel so much like grief.

I love the simplicity and freedom of running. A pair of shoes, and you are all set to explore new trails.

I really wish she had a different way of viewing things I think the city that we're from just kinda ruined things

I try not to get political, I don't want to get religious, I don't want to get controversial, I just want to have a show that relates to everybody.

The world is a better place because Saddam Hussein does not in Iraq.

It is in learning music that many youthful hearts learn to love.

Music is such a joy, just an absolute joy.

Listen to these young poets and you'll discover the voice of the present and hear the voice of the future before the future is even here.

Who's got my Jaffa Cakes? You know I can't function without Jaffa Cakes.

You can trust a dog with your life...but not your lunch