In the 1920s, Wall Street was a world that was really dominated by professional speculators and stock pools. These people had a monopoly over information.

That strategy of buy and hold, which is the sound and sensible one for the individual, can have very dangerous and perverse effects for the market as a whole.

Mutual fund managers are trapped in this rather deadly vicious circle: the more successful they are, the more money flows into their mutual fund. Then, it is more difficult for them to beat the market averages or even to match their own past performance.

What I find very interesting about the mutual funds managers is that here are people who are the new masters of the universe. They're managing billions, yet they're subject to this quiet daily tyranny of numbers.

World's major powers, including China and Russia, don't want to 'finance' American military adventures anymore.

We did a show called The Orphan Train, during the depression, when families didn't have enough money to support their children, they'd put them on the train and hope someone would pick them up who had enough money to support their children.

We want to lead a country where people will be less greedy. Where people will know that the commonwealth of Nigeria belongs to all Nigerians, where people's wealth depends on the people around you. If you become a rich person and everyone around you is poor you are very poor.

When I first entered the corporate world, doing good and making money were seen as separate and contradictory threads. Challenging that notion set my career - and life - on a new course.