To build a better world we need to replace the patchwork of lucky breaks and arbitrary advantages today that determine success--the fortunate birth dates and the happy accidents of history--with a society that provides opportunities for all.

Practice isn't the thing you do once you're good. It's the thing you do that makes you good.

I'm a purist: I start to wrinkle my nose when the Cold War ends.

The visionary starts with a clean sheet of paper, and re-imagines the world.

Ideas and products and messages and behaviors spread just like viruses do.

We don't know where our first impressions come from or precisely what they mean, so we don't always appreciate their fragility.

The sad thing about doping is how much it obscures our appreciation of greatness.