A lot of these things have hurt the average American. When they look at the banks and they say, "Well, the bank's talking its own game," I am telling you, what we've done in mortgage lending, our inability to have proper regulations around mortgages, has hurt average Americans. First-time buyers, immigrant buyers, prior defaults, self-employed, because they can't get a mortgage. Will it make a big difference to JPMorgan Chase? No, but you're hurting my fellow citizens. Let's go at it, and let's fix it.

Our plate is full. We have a lot to do building our company organically and that is our key focus.

I've always wanted to help build a better society and build a better company, and I always wanted a healthy, vibrant company, a healthy, vibrant society. We take care of our people, we provide them with opportunity. But I've always believed business is here to serve your clients, your shareholders, your communities. If we do this well, everyone benefits. We have to do a good job for all of them.

And if you're going to be a leader, you know what I ask myself? Would I want to work for you in this job? Would I let my children work for you? Would I give you this job if I wasn't there to provide oversight? If you went to run another company, would I, as an investor, invest in that company?

I was a normal human being, but I did like that. I read a lot. I also liked math and science.

[That is] hard to predict, [it] could be either September or December [2016] I personally think the sooner the better because that would be a good sign that the Fed believes the economy is significantly stronger.

Because of that [Brexit], you're going to have slow growth and, unfortunately, while there may not be huge volatility, there will be volatility.