Energy is a state of mind. Tell yourself you're tired and you will be. Tell yourself you feel great and you will

Ask yourself every couple of minutes, 'Can I go harder? Can I do more?' You've got so much power. Show me.

Only exercise on the days you want to improve your mood.

The American College of Sports Medicine found that the productivity of people after exercise was an average of 65 percent higher than those who did not exercise. If I have something that's really bothering me, so much that it almost hurts my head to try to sort it out, I always find the solution in a puddle of sweat! Intense exercise is like taking a magic pill that gives you the ability to solve problems like a superhero.

Energy is a state of mind. Tell yourself you're tired and you will be. Tell yourself you feel great and you will

Advising the average person to not concern herself with calories but instead to pay attention to hunger triggers and eating foods rick in nutrients--well, it's a wonderful concept. I also love the thought of unicorns jumping over cotton candy rainbows. I'm even considering taking up basketball to see if it makes me taller. Come on already! Suggesting that someone who struggles with his weight does not need to think about calories is as risky as suggesting you not look at price tags the next time you're in the market for a car.

Commitment is a muscle. The more you use it, the stronger it gets.