We now have power under the Dodd-Frank legislation to break up banks. And I've said I will use that power if they pose a systemic risk.

One of the ways you go after the debt, one of the ways you create jobs is by investing in people.

I think it's fair to say that diplomacy today requires much more of that if you're the United States of America than it did 10, 20, 30, 40 years ago.

One of the problems, frankly, the Republicans seem to have had is they don't like his [Donald Trump] personality, his tactics, but they basically agree with him on so many of the issues.

We got an international coalition [against Iran], and we imposed that. It was slow, patient diplomacy, nothing at all particularly headline-worthy. But then you got to the point where the negotiations - which I started and Secretary [John] Kerry completed - I think made the world safer.

There is no disagreement between us [with Bernie Sanders ] on universal coverage for health care, the disagreement is where do we start from and where do we end up.

There is a sense that things, if you keep positive and optimistic about what can be done, do work out.