Donald Trump says he wants to run America like he's running his business? God help us.

Fighting climate change isn't just an obligation we owe to future generations. It's also an opportunity to improve public health - and drive economic growth - in the here and now.

If you look at who starts new businesses, people that are innovative and risk takers. When you look at immigrants, you really have to be an innovator and a risk taker to leave everything you know in the old country and go to a new country. People that come here in America come here to work.

Even though New York is the safest big city in the nation, there are still far too many illegal guns on our streets. Nearly all of them arrive from out of state - and most are sold by a small group of rogue gun dealers who refuse to obey federal laws.

I don't have a problem with a woman being president; I just want the best candidate.

There is no business in America that would be prevented from taking results into account when making personnel decisions.

If you really believe that you're making a difference and that you can leave a legacy of better schools and jobs and safer streets, why would you not spend the money? The objective is to improve the schools, bring down crime, build affordable housing, clean the streets - not to have a fair fight.