We are on a crazy strategy with our central bank. It's good to have alternative ecosystems. It's not that the dollar will go away, but we need other options if it crashes or wildly inflates.

We know that flat and non-hierarchical systems use information best. I've tried to do that with my own company because it works better that way. And society at large will work better as well if we can get rid of these old institutions and hierarchies. New innovations like the block chain can make this possible.

A major impediment to economic advancement around the world is the fact that the vast majority of humans are unbanked.

When we look at government in Washington or what's happening on Wall Street, we see so much centralization. But really, our goals should be to eliminate and overcome these central institutions. And in recent years we have gained powerful new tools to do this, and most significant among those is the block chain, which is the software behind Bitcoin.

Photography records the gamut of feelings written on the human face, the beauty of the earth and skies that man has inherited, and the wealth and confusion man has created. It is a major force in explaining man to man.

The 'aha' moment came one to me one morning when I was applying my mascara, and I realized that the retirement crisis is actually a woman's crisis: Women live longer than men yet retire with less money.

The amount of work that a for-profit has to do to get real money is minimal compared to the amount of work it takes a non-profit to get even a very small grant.

Executives must place a priority on wellbeing if they want to attract the right people, keep their best people, and drive their company's financial performance.