My family fears that the Russians will assassinate me.

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.

Life isn't about finding the answers, life is about knowing there are always more questions.

All roads lead to Johannesburg.

The event of creation did not take place so many eons ago, astronomically or biologically speaking. Creation is taking place every moment of our lives.

I've got my private life - that's sacred - and I didn't have that before.

There is a child in all of us, a person who believes in a glorious future.

Restore the spinning wheel to its place and you will solve the problem of poverty.

In Manhattan, every flat surface is a potential stage and every inattentive waiter an unemployed, possibly unemployable, actor.

Amongst black people, you have always heard it said that once a black man reaches a certain level, especially if you are an entertainer, you get a white trophy woman. I didn't make that up.

Only God gets things right the first time.

Who remembers everything about somebody?