The way we measure productivity is flawed. People checking their BlackBerry over dinner is not the measure of productivity.

There are a lot of things that can be learned from the darker corners of athletics. You have doctors who view bodybuilders as cavalier amateurs of science. And then you have the bodybuilders who view the doctors as too conservative to do anything interesting. So I've tried to become the middleman for putting some of those pieces together.

The key to having more time is doing less, and there are two paths to get there, both of which should be used together: (1) Define a short to-do list and (2) define a not-to-do list.

You think you're fatigued, therefore you can't exercise. In fact, you choose not to move, therefore you feel fatigued.

Simplicity requires ruthlessness.

Creating demand is hard. Filling demand is easier. Don't create a product, then seek someone to sell it to. Find a market - define your customers - then find or develop a product for them.

What we fear doing most is usually what we most need to do.