Liberals are concerned about the concentration of wealth because it almost inevitably leads to a concentration of power that undermines democracy.

It is a myth that higher taxes lead to less demand and slower growth. In the first three decades after World War II, US top tax rates on the wealthy were never below 70 percent.

I, from the luxury of my laptop computer, can summon extraordinary bargains on everything I want, and I can also move my savings anywhere. This ability to choose more broadly and to switch more easily is the central fact of modern economic life.

One of the most difficult things is to get truthful people. Nobody can manage well if they don't have a lot of mirrors around them that are honest, that tell them what they're doing is wrong or wrongheaded or misconceived. And in every large bureaucracy on earth, most people are afraid to tell the boss the truth.

America's real business leaders understand unless or until the middle class regains its footing and its faith, capitalism remains vulnerable.

If you ever want to get a sense of your own personal failure, look at yourself trying to get across a point that nobody is listening to and the situation gets worse and worse.

It's almost as if we have two lobes in our brain. There's the consumer and investor mode, and we're doing better and better at that lobe. But at the producer and seller mode, we have to work harder and harder. And the better we do as consumers and investors - the easier it is for us to choose something better, to exit every commercial relationship - the harder we have to work as sellers and producers. One follows from the other.