I became convinced that knowing lots of people was kind of skill, something that the diligent can overcome.

I'm convinced that ideas and behaviors and new products move through a population very much like a disease does.

Our intuitions, as humans, aren't always very good. Changes that happen really suddenly, on the strength of the most minor of input, can be deeply confusing.

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

There's no idea that can't be explained to a thoughtful 14-year-old. If the thoughtful 14-year-old doesn't get it, it is your fault, not the 14-year-old's.

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

It takes ten thousand hours to truly master anything. Time spent leads to experience; experience leads to proficiency; and the more proficient you are the more valuable you'll be.