I have disappointed and failed to live up to the standard I expected of myself.

Imagine if investors in Wal-Mart really cared about bribery at that company's overseas operations or safety standards at its overseas manufacturing plants. If investors pulled their capital, corporate leaders would have to respond.

It's not Big Brother that we now have to be afraid of, but Big Browser.

I don't have any particular expertise-I've never been a banker or an investment banker. But I did see an evolution in the system that I thought was problematic.

I don't think Michael Bloomberg would say that his greatest skill is delivering the speech. He would say he's more of a nuts-and-bolts mayor-picking up the trash, dealing with the school system.

Health care reform, the marquee legislative accomplishment of the Obama administration's first term, was passed before we entered the world of divided government.

Some say that I should settle down, go slower and not push so hard, so quickly for such transformational change. To them, I say that you misunderstand the size of the problems we face, the strength of the status quo and the urgency of the people's desire for change.