Private enterprise can never lead a space frontier. It's not possible because a space frontier is expensive, it has unknown risks and it has unquantified risks.

What do you call those knobby things on doors that help you open them?

WhenIWasYourAge: People were never "living with their disease." We cured them. Or they died from it.

Creativity is seeing what everyone else sees, but then thinking a new thought that has never been thought before and expressing it somehow. It could be with art, a sculpture, music or even in science. The difference, however, between scientific creativity and any other kind of creativity, is that no matter how long you wait, no one else will ever compose "Beethoven's Ninth Symphony" except for Beethoven. No matter what you do, no one else will paint Van Gogh's "Starry Night." Only Van Gogh could do that because it came from his creativity.

We are all connected; To each other, biologically. To the earth, chemically. To the rest of the universe atomically.

The last person I ever want working for me is someone who says 'that's not in my job description.

You can get an Egg McMuffin all day; you just can't get the hamburger all day.