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

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.

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.

Life is too short for long-term grudges.

Christianity contains within itself a germ hostile to the Church (Dietrich Bonhoeffer)

Two days after my dad's funeral, my mom went on a mission. I never understood it until then--that sometimes a spy doesn't need a cover so much as she needs a shield.

Prosperity of the middling and lower orders depends upon the fortunes and light taxes of the rich.

To do the opposite of something is also a form of imitation, namely an imitation of its opposite.

My life's far too complicated to be summed up in one song. It would take 20 just to represent one single day.

You cannot add more minutes to the day, but you can utilize each one to the fullest.

I'm intrigued with figuring out the places [where] the horrible and the beautiful meet - that aesthetic fascinates me.

I used to be an optimist, but now I know that nothing is going to turn out as I expect.