I run with a credit card and a cell phone, so when there is not a 7-Eleven around, like some of the country roads out there, I can get him to deliver a pizza to me. And I kind of give them a coordinate, a corner.

Running back-to-back races requires a certain tactical prudence. Going too hard in any one race might jeopardize your performance in another. Maintaining proper hydration and caloric equilibrium also becomes increasingly critical.

I eat nothing that's processed or refined - no high-fructose corn syrup, no sugar, no trans-fats. I eat a lot of fish and monounsaturated fats from olives, olive oil and nuts. A lot of organic, fresh fruits and vegetables. No bread. No gluten. No wheat. No rice.

If you keep chasing your dreams, one day you'll catch them.

Somewhere along the line we seem to have confused comfort with happiness.

When I ran across America, for 75 days I ate 10,000 calories a day. I still lost about five pounds.

How to run an ultramarathon ? Puff out your chest, put one foot in front of the other, and don't stop till you cross the finish line.