Welcome to Star Talk, your place in the universe where science and pop culture collide.

Star Talk begins right now.

Welcome to Star Talk Radio, I'm your host, Neil deGrasse Tyson.

I'm director of the Hayden Planetarium at the American Museum of Natural History, right

here in New York City.

For this time capsule show, which we do every year, we're featuring some of the top moments

from our third season of Star Talk.

We ask you, the audience, to tell us what were your favorites, and we used your answers

to help us put together this show.

First up, an excerpt from my conversation with Academy Award-winning actor Morgan Freeman.

I think that anything humankind can imagine they can do.

All right.

And so how have you brought this to bear on your life?

Is this stuff you've imagined that you want to make happen?

Ask yourself, why are you sitting here as an astrophysicist, as a very well-known and

accepted astrophysicist, how do you manage that from nine years?

I imagined it.

You imagined it.

But I didn't imagine that I would stop the rotation of the earth or reverse time.

I mean, I was kind of sensible, I think, about what the stuff I was imagining.

So I would modify the word, not anything you can imagine.

I think anything you can imagine doing you can do.

...