If you were an elected member of Congress and people in your constituency were losing jobs and shutting businesses and everybody in the press is saying it's all the fault of Wall Street, you can't sit idly by and do nothing, but what you do is really important.

I think I will serve as secretary of state as my last public position.

If you're a realist, you know that people have different roles to play in politics, economics, and this is an important role, but I do think that there has to be an understanding of how what happens here on Wall Street has such broad consequences not just for the domestic but the global economy, so more thought has to be given to the process and transactions and regulations so that we don't kill or maim what works, but we concentrate on the most effective way of moving forward with the brainpower and the financial power that exists here.

Raising the federal minimum wage won't just put more money in the pocket of low-income families - it also means they spend more money at the businesses in their neighborhoods. [Donald] Trump's against that as well.

I've never understood the division between so-called realists and so-called idealists.

I think cyber security, cyber warfare will be one of the biggest challenges facing the next president, because clearly we're facing at this point two different kinds of adversaries. There are the independent hacking groups that do it mostly for commercial reasons to try to steal information that they can use to make money.

Racial inequality is a big problem.