The universe is an amazingly fickle and eventful place, and our existence within is a wonder.

Physics is really nothing more than a search for ultimate simplicity, but so far all we have is a kind of elegant messiness.

In terms of adaptability, humans are pretty amazingly useless.

Energy is liberated matter, matter is energy waiting to happen.

Consider the Lichen. Lichens are just about the hardiest visible organisms on Earth, but the least ambitious.

On a cooler sun on a primordial earth: "I later learned that biologists, when they are feeling jocose, refer to this as the 'Chinese Resaturant Problem'--because we has a dim sun.

It seems impossible that you could get something from nothing, but the fact that once there was nothing and now there is a universe is evident proof that you can.

Worse still, it isn’t actually necessary to look to space for petrifying danger. As we are about to see, Earth can provide plenty of danger of its own.

For the moment we might very well can them DUNNOS (for Dark Unknown Nonreflective Nondetectable Objects Somewhere).

There is a non-technical way to travel in time: Try to create religious generations in your country, then you will certainly travel back in time, into the old eras!

The last generation's worst fears became the next one's B-grade entertainment.

Well, sometimes when you say you want to be like everybody else, you're really saying that you're not.

[Sheehan] deserves some consideration, and I think that should have been done right from the beginning.

Think of God oftener than you breathe.

I don't worry. It's just not in my nature, really.

To be completely stripped bare of any image power or my hair. To step onstage and get the response that I got blew any problems I had about self-image out the door.

I dream of a Digital India where government is open, and governance is transparent.

I used to eat lunch with Billy Wilder when I first came out here.

He has the strangest expression on his face- the emotional equivalent of 404 PAGE NOT FOUND.