No Drain, No Gain

"This shirt is light gray. Let's see how dark we can get it." - B.J. Gaddour, physical trainer

Or another good one, that sweat is pain leaving the body. Few things make a workout feel as complete as a pounding heart or drenched shirt. It can turn a stiff, listless morning into a revved-up day and night. It's psychological candy.

(It does require a shower.)