I run because it's so symbolic of life. You have to drive yourself to overcome the obstacles. You might feel that you can't. But then you find your inner strength, and realize you're capable of so much more than you thought.
We're the largest home improvement company today, and we did $30 billion last year, or less than 10 percent of the total amount of building materials sold in the U.S. So when people ask, how much runway left does Home Depot have, it's an awful lot.