Researchers have compared brain scans of those people who are making money to those high on cocaine and found that them to be almost identical. Money has a biological and psychological effect on us.

The challenge of our generation, whether it's young lawyers, young investment bankers, is to make capitalism work for people not just around the corner, but for people all around the world.

In some cultures, when you give someone a gift, it's expected that they will pass it on. This seems like a peculiar practice in the West, but in many other societies, a gift has a spirit. If you try to possess the gift, you remove its spirit as a gift.

Persistence. Change doesn't happen overnight. You have to stay with it. Rosa Parks helped start the Civil Rights movement in earnest in 1955. Then it was nearly a decade until the Civil Rights Act was passed.

I don't think money can be understood through a lens limited to economics. And most books about money tell you the history of money, the instrument. But money is also an idea, one that we exchange to survive.

On a biological level, the brain registers money as something valuable - even a dollar bill which has no intrinsic value, it's just paper.

Money numbs your senses. People who touched paper money and then placed their hands in hot burning water didn't feel as much pain as those who hadn't touched money.