Trying to pick individual stocks is a trap. I can't do it. Warren Buffett can, but hardly anyone else can beat the indexes over a long period of time.

The America that we knew as the smartest place on the planet is gone with the wind.

Wow, bad news. Mr. Obama now hates Israel because the Israelis want to build 1,600 apartments in their own capital city, Jerusalem. Russia hates Israel, too. So do the Europeans. So does Ban Ki-moon, a Korean who is secretary-general of the UN.

It's a great stretch for me to do my game show. It's very hard. It's not me at all. The only part that's me is sort of when I'm sitting in the booth looking tormented. That's the only part that's the real me.

It's amazing what ordinary people can do if they set out without preconceived notions.

I always assumed scientists were free to ask any question, pursue any line of inquiry without fear or reprisal.

My parents, products of the Great Depression, were successful people, but lived in a state of constant fear that my sister and I, and they, would sink into the kind of economic insecurity that their generation knew so well.