I was convinced that the trading frequency measured a fundamental heartbeat of financial markets. Clearly it reflected the flow of information. It turns out also to be closely related to measures of liquidity.

There are some risks we choose to take because the benefits from taking them exceed the possible costs. Optimal behavior takes risks that are worthwhile. This is the central paradigm of finance: we must take risks to achieve rewards, but not all risks are equally rewarded.

The advantage of knowing about risks is that we can change our behavior to avoid them. Of course, it is easily observed that to avoid all risks would be impossible; it might entail no flying, no driving, no walking, eating and drinking only healthy foods, and never being touched by sunshine. Even a bath could be dangerous.

If the Chinese economy can be opened so that currencies are convertible, Chinese tourists can take money and go see the world. Chinese businessmen can go and buy property in the U.S. and France and every place. All of a sudden, it's just going to be a blossoming global economy. I think it's going to be good for everybody.

Chiranjeevi is a good man, and he will do only good things, and our family will support him.

I think, at a child's birth, if a mother could ask a fairy godmother to endow it with the most useful gift, that gift should be curiosity.

I had five children in six years. The day I brought my fifth baby home, that week, my daughter turned 6.

When I was a kid, I worked in the circus. It was a touring circus that was owned by a man named Terrell Jacobs. It was just one big tent, and he was a lion tamer. He didn't have any kids, but the bit was that I would dress up as his son in an identical outfit.