We can take our Japanese clients around the world. We can take them to Brazil, Europe, anywhere. And we also take companies from around the world into Japan.

If you look at the banking business over many years, it's always been a huge user of technology. This has been going on my whole life, that people have been adding technology, digitizing services.

The toughest are people mistakes, when you put the wrong person in a job. Sometimes you're too slow to move them out. Or not getting the right people involved to solve a problem, or doing something out of anger; you learn, just don't do that. But I'd have to say the Whale was one of them, and I would also have to put Bear Stearns and Washington Mutual on the list at this point.

My guess is the big Chinese banks will be in 100 countries by then. They will have very sophisticated operations, and they may very well have bought banks around the world in countries that allow it. I mean, I don't think the American government would allow them to buy JPMorgan. But they will be able to buy a sizable big bank in the U.S. at some point. Whether they do or not, or if it's allowed or not, I don't know.

Our commercial bank [JPMorgan] is only in the U.S. We are serving what you call SMEs - small businesses, private companies.

After the tsunami in Japan, we were open for business. In fact, I flew there 10 days after the tsunami to show our support for the Japanese people.

The Trump administration's economic agenda is the right agenda. Corporate taxes have been driving capital and brains and companies overseas for a decade. It has caused huge damage in investment and jobs and productivity. It was a mistake. We have to fix it. Counterintuitively, that usually helps middle-class wages, and lower-class wages, and job formation.