He can afford to be a fool.
Why do you hasten to remove anything which hurts your eye, while if something affects your soul you postpone the cure until next year?
That best of blessings, a contented mind.
To know all things is not permitted.
And seek for truth in the groves of Academe.
Naturam expellas furca, tamen usque revenit. You can drive nature out with a pitchfork, she will nevertheless come back.