Cities with clean air gain an economic advantage, because where people want to live and work, businesses want to invest.

We haven't had a world war in a long time. We do have mass movements of people out of Syria and North Africa. But, fundamentally, if you take Japan, you're complaining that the economy isn't booming, they'd like to have slightly higher inflation.

Nobody's going to elect me president of the United States.

People vote against their own interests that all the time. But when you do the polling in the U.S., it has gone from less than 50 percent who thought climate change was real to 70-odd percent. And if you listen to the Republicans in Congress, they used to say, "Oh, climate change doesn't exist." Then they switched to "Well, it exists, but it's not man-made," to "Well, I'm going to address the issue." Why? Because when they go home, the local constituent says, "Wait a second. What are you talking about? We just had a flood. We haven't had rain in a long time." They can't get away from it.

Millions of Americans have contributed to building a stronger Israel; I've been proud to be one of them. Last year, I went to Jerusalem to help dedicate in my father's name a new MDA medical facility which treats people of all faiths and all nationalities absolutely equally.

I don't know why you should be proud of something. It doesn't make you any better or worse. You are what you are.

The Russian economy is way down because of the price of oil, and because the USSR was a big chunk of it.