
"For the level of condition that I have now, that was without a doubt the hardest physical thing I have ever done. I never felt a point where I hit the wall. It was really a gradual progression of fatigue and soreness."
"I can sit around for a year and do a 10k, no problem, even a half-marathon. But the marathon is scary and intimidating enough that you can't just phone that in. You have to train.
-Lance Armstrong, [commenting on running the New York City Marathon in his post-cycling career]