Every man has a right to his opinion, but no man has a right to be wrong in his facts.

If you get all the facts, your judgment can be right; if you don't get all the facts, it can't be right.

When good news about the market hits the front page of the New York Times, sell.

The greatest blessing of our democracy is freedom. But in the last analysis, our only freedom is the freedom to discipline ourselves.

Europe is difficult to coordinate, and our main deficit may not even lie in this area of finance and economics, but in foreign and security policy. We have a leadership problem because we are still 27 different members who have still not decided on how to work with each other based on what we used to call a European constitution.

Equating brutality and despotism with leadership is not an American value.

Sometimes, you do need different leaders for different stages of the company.

Digitas is a company that's very rapidly changing - the digital world changes every day. It's important we hire people who are curious about what's going on and who are willing to learn and want to learn. I look for core leadership traits.