Great companies are built on great products.

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.

Only a self-learnt man can reach others.

A shoe that fits one person pinches another.

RECOUNT, n. In American politics, another throw of the dice, accorded to the player against whom they are loaded.

If you want to understand the jungle, you can't be content just to sail back and forth near the shore. You've got to get into it, no matter how strange and frightening it might seem.

Nothing will ruin the country if the people themselves will' undertake its safety, and nothing can save it, if they leave that safety in any hands but their own.

There is no Bodhi tree, Nor stand of a mirror bright. Since all is void, Where can the dust alight

I'm a writer. I could not or would not ever run a business. I don't even have a secretary. And contrary to some of the stereotypes, entrepreneurs are not loners. I am.

Conquer we shall, but, we must first contend! It's not the fight that crowns us, but the end.

The most important things in life are intangible.

Absence of defects does not necessarily build business... Something more is required.