Just because you have a good hand today doesn't mean it's good tomorrow. And some of the things we're doing may become very disadvantageous at some point.

Unraveling the euro is a terrible thing. This is a 50-year endeavor to get this continent together and that's a wonderful endeavor.

Good regulation should be conducive to business and to customer protection.

They'll [China] probably be a fully developed nation. The road there just is not going to be that easy. You're going from a macromanaged, top-down economy to a market-managed, micromanaged type of economy, with all the potential corruption issues, SOE [state-owned enterprise] reform, and market reform that come with it.

We're diversified, we're stable and consistent. Our businesses benefit from each other.

From my point of view, the American financial system - including banks and investment banks - is far safer because of capital and liquidity requirements. Despite all the turbulence so far this year, I don't think anyone's questioning our system. And that, obviously, is a good thing.

The best way to look at any business is from the standpoint of the clients. So there are these certain basic things that aren't going to change. Companies are going to have needs for equity, debt, advice, FX, and derivatives. Individuals are going to have needs for auto loans, mortgages, something that looks like a deposit account, and the ability to send money to people. Those things aren't going to change.