I grew up poor. My mother raised a family of four on between $9,000 and $15,000 a year.

It's very hard to establish an economy of trustworthiness. The key is continuing to innovate and to keep your customers through innovation, because the customers can leave. But once you are a dominant player that continues to innovate and provide a good deal, customers will stay with you.

One thing I've learned from 35 years in the classroom is that people learn best when they are laughing, when they are emotionally hit, that it's both the brain and the heart.

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.

Radical conservatives want to police bedrooms.

If consumers don't have the wherewithal to spend because all the money's going to the top, and the people at the top only spend a very small fraction of what they earn, then the economy is almost inevitably destined to slow.

When I was a kid, the bigger boys would pick on me. So I got an idea that I would make alliances with older boys, like just one or two, who would be my protectors.