I was expecting something snarky. What I found was much better. (And it’s a short read.)
Brooks makes the point that the detached writers role should be “more like teaching than activism.” I would say that it should be more like learning than teaching. The stuff you put on the page should be the byproduct of all you are taking in — and that taking in should not end after you get a degree from a selective university. Keep going. You must keep going.