We have to get control of our borders. You can only do that if you make companies obey the law and not hire undocumented or illegals. They can only do that is if they have a Social Security Card that has biometrics so they know whether the person is legal or not.

For sure I would prefer Trump had not withdrawn from the Paris Agreement. But the fight against climate change is really done at the local level - whether it's cities, local governments or the private sector, corporate and individual. No matter what Trump says, nobody is going to go back and take the scrubber out or change back to polluting. The damage that Trump can do is if there are countries that are on the fence about whether they want to address the issue, this gives the naysayers, the doubters, those that don't want to do anything, a little more ammunition.

We cannot continue. Our pension costs and health care costs for our employees are going to bankrupt this city.

Fifty percent of the world's population lives in cities. In a couple of decades, 70 percent of the world's population will be living in cities. Cities are where the problem is. Cities are where the solution is, where creativity exists to address the challenges and where they have most impact. This is why, in 2005, the C40 was founded, an organization of cities that address climate change. It started with 18 cities; now it's 91. Cities simply are the key to saving the planet.

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 have no confidence that Washington, both sides of aisle, are coming together to try and do what's right for the economy.

What chance does a five-foot-seven billionaire Jew who's divorced really have of becoming president?