I'd bet almost anything that life from another planet, if formed independently from life on Earth, would be more different from all species of Earth life than any two species of Earth life are from each other.

All the great advances in cinema came about from technology. The 3-D camera was not invented by a movie director. The new industries are driven by the innovations in science and technology.

The greatest of people that have ever been in society, they were never versions of someone else. They were themselves.

Space exploration is a force of nature unto itself that no other force in society can rival.

I have a very high respect for professional comedians. What they do astonishes me. You have to be really smart and absorb everything, repackage it, bring it back to the person, and make them laugh at themselves. I can make people laugh during my talks because they didn't come to have me make them laugh. It's added value. So my job is way easier than that of a professional comic.

95, 96 percent of all that drives the universe has no known origin.

Wanting to do one thing can require that you take on other interests.