Evolution is the fundamental idea in all of life science - in all of biology.

Everyone you will ever meet knows something you don't.

We are just a speck, on a speck, orbiting a speck, in the corner of a speck, in the middle of nowhere.

To leave the world better than you found it, sometimes you have to pick up other people's trash.

Science is the best idea humans have ever had. The more people who embrace that idea, the better.

You and I are made of stardust. We are the stuff of exploded stars. We are therefore, at least 1 way that the Universe knows itself. That, to me, is astonishing.

There's nothing I believe in more strongly than getting young people interested in science and engineering, for a better tomorrow, for all humankind.

I speak with dogs frequently. They don't really talk, but I feel they're communicating.

The natural world is a package deal; you don't get to select which facts you like and which you don't.

The more you find out about the world, the more opportunities there are to laugh at it.

Science is the best thing humans beings have ever come up with. And if it isn't, science will fix it.

...we've let go of so many things, but never each other's hand ...

He informed Byrdie that his social engineering ambitions betrayed all the delusions of grandeur that you might expect from the son of a poet.

Death is the sound of distant thunder at a picnic.

We notice things that don't work. We don't notice things that do. We notice computers, we don't notice pennies. We notice e-book readers, we don't notice books.

I hate the idea of always having to interpret other people's ideas and thoughts and words, because I'm very independent and, I guess, a free thinker.

The hardest thing is that you can't trust people now. You just can't.

I do not cook. However, if I did, I'd cook all Italian food, all the time.

Don't think you have to be solemn to meditate. To meditate, well, you have to smile a lot.

I think you will agree the sign of a civilised society is a regular dining schedule.

I like my body so much better after I had kids. Is that a crazy thing to say? I'm more womanly. I feel sexier.