I’m sitting in the hotel room after arriving in Hamburg for my first marathon, the TV is running in the background, and I just remembered a fun Twitter exchange with the Picky Bars crew.

It all started with this:

I guess, this is generally true, but doing endurance sports quickly reminded me of The Wall. But then I remembered my school education in physics, and had to respond. And here’s the gist you all should keep in mind, for when the going gets tough in your next race.

Bodies in motion stay in motion, and should you hit a wall, just move it along and keep going.