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.

There's a fundamental problem with how the software business does things. We're asking people who are masters of hard-edged technology to design the soft, human side of software as well. As a result, they make products that are really cool - if you happen to be a software engineer.

The meteoric rise of the 'wellness' industry online has launched an entire industry of fitness celebrities on social media. Millions of followers embrace their regimens for diet and exercise, but increasingly, the drive for 'wellness' and 'clean eating' has become stealthy cover for more dieting and deprivation.

The SEC has actually progressively loosened up the rules and recognized the value of social media, but the goal is always going to be to get information out as broadly as possible as quickly as possible.

While the Internet has allowed for some extraordinary progress in creating conversations about diversity, it also allows uninformed comments that one has made in the past to live forever.