I'm increasingly inclined to think there should be some regulatory oversight, maybe at the national and international level just to make sure that we don't do something very foolish.

Failure is an option here. If things are not failing, you are not innovating enough.

When something is important enough, you do it even if the odds are not in your favor.

People should pursue what they're passionate about. That will make them happier than pretty much anything else.

I think it is possible for ordinary people to choose to be extraordinary.

I'm extremely confident that solar will be at least a plurality of power, and most likely a majority... in less than 20 years.

Constantly seek criticism. A well thought out critique of what you're doing is as valuable as gold

Optimism, pessimism, f**k that; we're going to make it happen. As God is my bloody witness, I'm hell-bent on making it work.

I think that's the single best piece of advice: constantly think about how you could be doing things better and questioning yourself.

Mars is the only place in the solar system where it's possible for life to become multi-planetarian.

My mentality is that of a samurai. I would rather commit seppuku than fail.

You will not publish 100% of the books you don’t write.

Bob Dylan's one of the greatest blues singers of the western world; ancient art, on-the-spot improvisation, mind quickness, endless variation, classical formulae, prophetic vision, mighty wind-horse.

Grant that I may experience the power of Thy Word before I deliver it.

I'm not saying we don't need health care reform. We do need health care reform.

National defense is the usual pretext for the policy of fleecing the people.

In general, I think my freedom of invention is not limited when I use historical characters.

My favourite men's clothes are like Victorian British clothing.

Ills are many, blessings few, but dreams tonight will shelter you.

My first paying job, when I was 15, I was a day camp counselor.

Never put a man in the wrong. He will hold it against you forever.