The power of games lies in their ability to let people experience things they can't in reality.

The four most dangerous words in investing are: 'this time it's different.'

The longer life goes on, the fewer those around you to challenge your account of things, to remind you that life is not as you tell it, but as you remember it.

The only limit to our realization of tomorrow is our doubts of today.

"The greatest happiness of life is the conviction that we are loved; loved for ourselves, or rather, loved in spite of ourselves."

The goal is not just to design a market, but to design one that works well in practice.