An entrepreneur must deal with more uncertainty than a professional with a well-defined role.

When I was starting out, I followed along the path that seemed to be marked out for me - from high school to college to law school to professional life.

Credentials are critical if you want to do something professional. If you want to become a doctor or lawyer or teacher or professor, there is a credentialing process. But there are a lot of other things where it's not clear they're that important.

College gives people learning and also takes away future opportunities by loading the next generation down with debt.

Being able to compete for consumers' attention and dollars over the preciousness of access is a thing of the past. Everyone is using the Internet to globally market a product.

The Internet has compromised the quality of debate.

Although technology has been playing a key role in filmmaking, I feel there are plenty of opportunities in other branches of filmdom.

When I joined Google, they asked me what title I wanted. I said, 'What about archduke?' They said, 'Well, that didn't meet our nomenclature. Why don't you be our Chief Internet Evangelist?' This was in 2005.