As long as we're tied to Middle Eastern oil we're tied to Middle Eastern politics. We're hostages to the terrorists and nutcases who want to wipe out Israel and the United States because we support Israel.

The Old Ones knew that life is not rare, but precious; not fragile, but vulnerable. Life is as deep as the seas in which it was born, as strong as the mountains that give it shelter, as universal as the stars themselves.

A new space race has begun, and most Americans are not even aware of it. This race is not [about] political prestige or military power. This new race involves the whole human species in a contest against time.

When I started understanding how science works, it occurred to me that there just is no evidence that there is a God.

Up here [in space], you're free. Really free, for the first time in your life. All the laws and rules and prejudices they've been dumping on you all your life . . . they're all down there. Up here it's a new start. You can be yourself and do your own thing . . . and nobody can tell you different.

Don't ask your readers to admire your words when you want them to believe your story.

The problem is that Americans would like to be independent of the rest of the world ... Except the world ain't that way. Trying to be independent of the rest of the world is to commit suicide.