"Only the mediocre perform at their peak all the time"

I don't know where that quote in the title comes from — but I use it all the time. I was reminded of it when Boing Boing pointed me at this fabulous piece in the Guardian in defense of idleness.

So why is this in the “managing” section? 'Cause I think acknowledging this notion is an important part of managing, that's why.

So there…