Virtual currency, where it's called a bitcoin vs. a U.S. dollar, that's going to be stopped. No government will ever support a virtual currency that goes around borders and doesn't have the same controls. It's not going to happen.
Companies that grow for the sake of growth or that expand into areas outside their core business strategy often stumble. On the other hand, companies that build scale for the benefit of their customers and shareholders more often succeed over time.
The best way to look at any business is from the standpoint of the clients.
I think that technology is the best thing that ever happened to mankind. It's an absurd notion that somehow, 'My God, what are we going to do when driverless cars come along?' It's going to save lives on the road. And maybe, one day, we'll all be working four days a week and not five or six days a week.
You can design a mortgage system that is different without a Fannie and Freddie, but there are principles you have to have, to have a good system.
When my grandfather was born, there was no healthcare. There were no airplanes. There were no boats. There were no trains. There were no communications. No Internet. No widespread knowledge. It will be a completely different world but a much better place in a hundred years.
In America, you keep on hearing productivity is low; secular stagnation, it's a new normal. It's just not true: We've had multiple wars; we're not educating our kids. We had government shut downs, badly-spent money, failures in the health system, failures and an extreme amount of regulation - that's why we're going slow.