The potential for alternative energy sources, mainly solar and wind power, to completely replace coal and gas for utility generation globally is, I think, certain. The question is only whether it takes 30 years or 70 years.

There is a lot of pain still to be had in the equity markets, particularly aimed at the risky end of the spectrum. We think the fair value on the market is about a third lower in the U.S. . .

Some societies are also more optimistic than others: the U.S. and Australia are my two picks Tell a European you think there’s a housing bubble and you’ll have a reasonable discussion. Tell an Australian and you’ll have World War III. Been there, done that!

I think I'm right-brained, incapable of managing my way out of a brown paper bag.

Think how weird profit margins are: We've got high unemployment and financial crises - and world record profit margins. People think the American market is very cheap. We don't. The market quite incorrectly gives full credit to today's earnings.

Battering down solar cells on the roofs of Wal-Marts in California. I think that will be some of the highest-return investments that anyone ever makes.