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.

People don't want to believe that technology is broken. Pharmaceuticals, robotics, artificial intelligence, nanotechnology - all these areas where the progress has been a lot more limited than people think. And the question is why.

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.

The Internet's abundance - of information, goods, tastes and sources of authority - creates unparalleled opportunities for individuals to get exactly what they want. But this plenitude threatens political and cultural authorities who believe in telling individuals what they can have rather than letting them choose for themselves.

If future generations are to remember us more with gratitude than sorrow, we must achieve more than just the miracles of technology. We must also leave them a glimpse of the world as it was created, not just as it looked when we got through with it.

I am on social media to connect with my fans, but when I'm out on the streets, I don't even wear make-up. I'm in my chappals, on my own, and I like that.

I wouldn't say you have an online life and a real life. I think technology is just mapping and organizing what already exists.