Some people don't like change, but you need to embrace change if the alternative is disaster.

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.

People need not fear the unknown if they are capable of achieving what they need and want.

But at my back I always hear Time’s wingèd chariot hurrying near

Leaders need to sacrifice "power-over" to get "power-to".

There was no one in particular I really tried to copy.

You can say, "I don't believe in anything," but you do because you believe in nothing. That is your belief system.

I never excluded any genre on my first record.

I was the shyest human ever invented, but I had a lion inside me that wouldn't shut up.

I don't think we would have had to be an occupying power if we had done the right thing in 1991.

All the events of our life are materials of which we can make what we will.

Setting goals is the first important step in achieving success in an activity. It's a reminder of what you are working towards.