God is not without a sense a humor.  Theologically, this appears often in the most unexpected places.  Such is the case with the theologically robust Institutes from John Calvin.  It does take a theological mind to understand this humor, so if you find yourself wondering why this is funny, read it again.

When a certain shameless fellow mockingly asked a pious old man what God had done before the creation of the world, the latter aptly countered that he had been building hell for the curious. (1.14.1.)