I'm willing to engage or indulge real ideas, but if we don't do something [about global warming], we're all going to die! What's it going to take, a big f--ing disaster with all kinds of people dying? We need to change our priorities fast.

Climate change is critical to me because I'm a parent; I feel a sense of responsibility to the future. I'm not going to be around to see its worst effects, which are going to be hitting in the 2030s, '40s, '50s, but my kids will.

There is a vast frontier that's going to take us a while to understand... it was very lunar, a very desolate place, isolated.

When you have the feeling that anything’s possible, sometimes you wind up acting on it.

I had pictured myself as a filmmaker but I had never pictured myself as a director if that makes any sense at all.

What are you gonna do, talk the alien to death?

But failure has to be an option in art and in exploration - because it's a leap of faith. And no important endeavor that required innovation was done without risk. You have to be willing to take those risks.