I worry that track is going to enter into an impossibly complicated stage, where our understanding of the complexities of human physiology - and our ability to accentuate and exploit them - is going to make the notion of pure competition impossible.

You can learn as much - or more - from one glance at a private space as you can from hours of exposure to a public face.

Incompetence is certainty in the absence of expertise. Overconfidence is certainty in the presence of expertise.

The answer is that we are not helpless in the face of our first impressions. They may bubble up from the unconscious - from behind a locked door inside of our brain - but just because something is outside of awareness doesn't mean it's outside of control.

I interviewed one of the most powerful lawyers in the world and he told me, "At the time, it was the worst thing in the world not to be able to get a job at a fancy law firm, but it's the greatest thing that ever happened in my life." It was a humble acknowledgment of how forces much larger than himself shaped his career. I really wanted to bring that point home.

Part of me thinks that innovation, real innovation in health care delivery, needs to happen from the bottom to the top.

An innate gift and a certain amount of intelligence are important, but what really pays is ordinary experience.