I'm sure the universe is full of intelligent life. It's just been too intelligent to come here.

Our lifetime may be the last that will be lived out in a technological society.

Getting information from the internet is like getting a glass of water from the Niagara Falls.

Sometimes when I'm in a bookstore or library, I am overwhelmed by all the things that I do not know. Then I am seized by a powerful desire to read all the books, one by one.

This is the first age that's ever paid much attention to the future, which is a little ironic since we may not have one.

God said, 'Cancel Program GENESIS.' The universe ceased to exist.

Mars is the next frontier, what the Wild West was, what America was 500 years ago. It's time to strike out anew....Mars is where the action is for the next thousand years....The characteristic of human nature, and perhaps our simian branch of the family, is curiosity and exploration. When we stop doing that, we won't be humans anymore. I've seen far more in my lifetime than I ever dreamed. Many of our problems on Earth can only be solved by space technology....The next step is in space. It's inevitable.