Power must be used, but it must be tempered by soul-searching and the recognition of our human capacity for error. That is the maxim that should inform our approach to every challenge, from reforming state government to engaging in foreign affairs.

In 2007, when I was governor of New York, I proposed that our state once again permit undocumented immigrants to obtain a driver's license. To say the proposal lit a firestorm in the political arena is an understatement.

The pace of global warming is accelerating and the scale of the impact is devastating. The time for action is limited - we are approaching a tipping point beyond which the opportunity to reverse the damage of CO2 emissions will disappear.

The reason to drive this point home with a vivid and frank comparison is many New Yorkers are still not confronting the reality of how serious our crisis is. It was an exhortation to face reality.

As one who was a prosecutor for many years, I can tell you that having a tape recording of interrogations would help everybody. It would make clear if there had been improper pressure exerted on a defendant or witness, and it would also protect the interrogating officer from false claims that such pressure had been brought to bear.

Companies that pollute should be taxed so that a product's cost to society is reflected in the price of that product.

A significant piece of the wealth that the NFL owners garner is a result of the enormous TV revenues they get - and those revenues are supported by a legislatively granted exemption from the antitrust laws that has been made applicable to sports leagues, primarily the NFL.