Judging a child taking his first steps for not being able to run a marathon is shortsighted.

I think our path to the Olympics is a good metaphor for how you build a company. Our skill and commitment grew over time, day by day, stroke by stroke. So, sports are tied well with our entrepreneurial pursuits because you train for a few years, but there is no guarantee that you will succeed.

With Bitcoin, no one has a monopoly of information.

Cash is going to be killed. It will be nostalgia.

We've weathered a few storms before, like when social networking was considered a fad. I think that we have a track record of being on to something big.

The idea of money being something physical is almost entirely a fiction. Sure, you can go to your ATM and pull out cash. And you can feel cash in your back pocket and have some tangible comfort there - but in reality, the majority of your money is a number on a screen.