Wal-Mart's size and scale is so vast they literally have the ability to change the face of the entire country. If Wal-Mart were to make a decision tomorrow to refuse to sell a single product made with partially hydrogenated oils, for example, we'd probably see rates from heart disease decline a few years later. That's how powerful Wal-Mart is.

The value of experimentation is not the trying. It's the trying again after the experiment fails.

I'm simply following the journey.

If you help one person in the room, you're an abject failure. You have to change something.

True strength is the courage to admit our weaknesses.

If you're interested in a book that will steadily grow and sell for a very long time, I promise you I will give you that.

The value of emotions comes from sharing them, not just having them.