The world of politics is divided between people who are introverts - who lose a little bit of energy out of each interaction they have so that by the time the day ends, after 1,000 interactions, they're exhausted - and people like Bill Clinton who are extroverted - who get a little bit of energy from each interaction.

The faith that anyone could move from rags to riches - with enough guts and gumption, hard work and nose to the grindstone - was once at the core of the American Dream.

I think it's hard to have a brand portal and an economy of trustworthiness in one of them that sloshes over into another. But saying that there will be only a limited number of these giant brand portals doesn't mean a limited number of companies; it doesn't mean that everybody's going to be working for these companies. Quite the opposite. Most of us will be working through much smaller entities that simply use these portals as vehicles for getting and identifying customers.

There will always be a business cycle, and white-collar workers will get hit in the next recession like they always do in recessions.

In Washington, it's dog eat dog. In academia, it's exactly the opposite.

Bill Clinton was a great politician. Bill Clinton loved a fight. He was willing to fight. But he also wanted to be loved. He wanted to be admired.

In the '90s it was irrational exuberance. Now it may be irrational doom and gloom.