Imagine sprinting. Now imagine sprinting for 100 meters. Now imagine sprinting for 100 meters — 422 times in a row without stopping. That’s just one way to begin to comprehend what it means to run a 2 hour marathon. Here’s a fun video that puts that impossibly ridiculous feat into perspective.

+ If that’s not your speed, you may appreciate Avivah Wittenberg-Cox’s thoughts in praise of extreme moderation. ” I do everything with the deliberate intent of finding a balance between two extremes — doing nothing and doing too much.” (To get into the spirit of things, I read about half this article and then chilled…)