Silicon Valley has evolved a critical mass of engineers and venture capitalists and all the support structure - the law firms, the real estate, all that - that are all actually geared toward being accepting of startups.

My family fears that the Russians will assassinate me.

You want to do things you’re passionate about but also are useful to other people.

I’m nauseatingly pro-American. I would have come here from any country. The U.S. is where great things are possible.

When I was in college, I wanted to be involved in things that would change the world.

Great companies are built on great products.

Many things are improbable, only a few are impossible.