Someone once described the information business as exactly the opposite of sex. When it's good, it's still lousy.

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

In 1975, Congress passed a law requiring fuel efficiency standards to double over 10 years, with incremental targets that auto manufacturers were required to meet. That was the responsible approach, and it worked. But since 1985, we've done nothing - even as technology has moved at light speed.

I know that many Irish-born New Yorkers are caught in the trap of our federal immigration policies. If we are going to continue to attract the best and the brightest - and Ireland has more than its fair share - we need to inject some common sense into our immigration laws, and I'm doing my best to make that case in Washington.

Government is dysfunctional.

My father, a bookkeeper who never earned more than $11,000 a year in his life, sat there, writing out a $25 check to the NAACP. When I asked him why, he said discrimination against anyone is discrimination against us all. And I never forgot that. Indeed, his philanthropy was a gift, not just to that organization, but to me.

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.