There are two types of depreciation. There is one where you're manipulating currencies. And that's not what Japan is doing.

I don't think that [normalization] necessarily is going to damage the emerging economies.

If I ran the whole place like it was my way or the highway, we would not be as good a company. I'm going to have mistakes - they'll be made on my watch and will embarrass me. But I'll also make sure the company learns from them so it can become a better company.

I haven't studied it deeply, but the American banks started the crisis with far more capital and what I would call "good liquidity." The riskiest funding is unsecured wholesale funding. It's the most fickle. Not repo, which the government focused on, too. Unsecured. JPMorgan Chase had almost none of that - virtually zero.

Capping the size of American banks won't eliminate the needs of big businesses; it will force them to turn to foreign banks that won't face the same restrictions.

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.

I do want the tax system to be efficient and be conducive to growth, which it is not.