Calan: It makes sense to leave it to last. And if you don't get to it, then you don’t get to it. You could think of that as, did you ever learn the inverted pyramid model of newspaper writing? No. Calan's tardy composters are perhaps at least some of them, optimizing for higher priority tasks. That goes perfectly well with the olympic swimmer, because what that says is, i've decided to make practice the most important thing and i will not be late. I will be early.