And you are made of a hundred trillion cells. We are, each of us, a multitude.

The nitrogen in our DNA, the calcium in our teeth, the iron in our blood, the carbon in our apple pies were made in the interiors of collapsing stars. We are made of starstuff.

If you wish to make an apple pie from scratch, you must first invent the universe.

There are many hypotheses in science which are wrong. That’s perfectly all right: it’s the aperture to finding out what’s right. Science is a self-correcting process.

Every one of us is, in the cosmic perspective, precious. If a human disagrees with you, let him live. In a hundred billion galaxies, you will not find another.

The beauty of a living thing is not the atoms that go into it, but the way those atoms are put together.

A galaxy is composed of gas and dust and stars - billions upon billions of stars. Every star may be a sun to someone.

We are a way for the cosmos to know itself.

It is said that men may not be the dreams of the god, but rather that the gods are the dreams of men.

We are star stuff which has taken its destiny into its own hands.

When we look up at night and view the stars, everything we see is shinning because of distant nuclear fusion.

I'll always be here waiting for you, " he said, touching my chest with his fingertips, drawing a shape of a heart.

The only safe place left is the dark.

Very few of us relate to what it's like to be a hero. But everyone understands what it's like to fail.

Don't forget to smile in any situation. As long as you are alive, there will be better things later, and there will be many.

Statistics began as the systematic study of quantitative facts about the state.

I used to save all my rejection slips because I told myself, one day I'm going to autograph these and auction them. And then I lost the box.

To understand the world, one’s place in it, is to be always at the risk of drowning.

People hear the soul, black influence in my voice. I grew up listening to CKLW and all the black stations like WLBS.

I was the one of those students who made the top half of the class possible.

If your mind isn't open, keep your mouth shut too.