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.

Imagine if the pension funds and endowments that own much of the equity in our financial services companies demanded that those companies revisit the way mortgages were marketed to those without adequate skills to understand the products they were being sold. Management would have to change the way things were done.

The Tea Party isolated Mitt Romney from mainstream voters, linking him to a rabid ideology that he could not shake as he desperately tried to move to the middle in the closing weeks of the campaign. Lesson: The loudest voices don't often command the votes needed to win in November.

I believe in an evolving Constitution. A flexible Constitution leaves room for us to consider not merely how the world once was, but how it ought to be.

I have long said there are three distinct groups under the GOP's tent: theological warriors, who want to impose their social views on the rest of society; Tea Party zealots, who say with a straight face that they want the government to get out of their Medicare; and remnants of the pro-business moderates.

I think President Obama could have handled politics and policies differently. But he has been decisive, strong, and consistent - important qualities in a president. Mitt Romney is indeed an Etch A Sketch, the antithesis of leadership.

Global warming threatens our health, our economy, our natural resources, and our children's future. It is clear we must act.