The trouble is that the average trader on Wall Street, he or she is so young, he doesn't even remember the recession of 2001, let alone the previous one.

I believe, unlike people that are totally free-market, laissez-faire fundamentalists, that there is an important role that the government can play - one, in providing public goods, whether it's education, health care, or other things, and two, supervising countercyclical policy - stimulus, whether it's monetary, fiscal, or otherwise.

The global financial crisis - missed by most analysts - shows that most forecasters are poor at pricing in economic/financial risks, let alone geopolitical ones.

I've nothing against Goldman Sachs. But Goldman Sachs isn't an investment bank. Goldman Sachs is a hedge fund. It's bigger than any hedge fund. It's more leveraged, to the power of three or five, than any hedge fund.

I personally think that people should spend more time and money on their marriages instead of weddings.

I've realized that although Valentine's Day can be a cheesy money-making stint to most people, it's a day of expressing love across the world. It doesn't have to only be between lovers, but by telling a friend that you care, or even an old person that they are still appreciated.

Under pressure from a growing movement of people who want their money out of fossil fuels, universities, pension investors and foundations are looking to exclude coal, oil and gas stocks from their portfolios.

Three groups spend other people's money: children, thieves, politicians. All three need supervision.