Don't be afraid to assert yourself, have confidence in your abilities and don't let the bastards get you down.

The mistake that was made in the '70s is we stopped policing the streets, we stopped cleaning the streets, we stopped cleaning the graffiti off buildings, we stopped supporting our cultural institutions and building parks and schools and all those kinds of things.

We've shown the world that New York can never be defeated, because of its dynamic and diverse population and because it embodies the spirit of enterprise and the love of liberty. And because no matter who you are, if you believe in yourself and your dream, New York will always be the place for you.

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.

I'd love to have a president who really was out there leading and traveling around the world campaigning for joint climate change action. Even the Chinese government is trying to get people to stop polluting. And I think the federal government level in China is acting more responsibly than the American government.

Five years have come, and five years have gone, and still we stand together as one. We come back to this place to remember the heartbreaking anniversary - and each person who died here - those known and unknown to us, whose absence is always with us.

What goes on in Europe concerns us greatly because, if Europe comes apart, the E.U. comes apart, then you're going to have enormous impact on America, that's a very big trading partner of ours, and people own securities around the world in this day and age.