There is in general good reason to suppose that in several respects the gods could all benefit from instruction by us human beings. We humans are - more humane.
There are people who want to make men's lives more difficult for no other reason than the chance it provides them afterwards to offer their prescription for alleviating life; their Christianity, for instance.
Whoever battles with monsters had better see that it does not turn him into a monster. And if you gaze long into an abyss, the abyss will gaze back into you.
Whoever fights monsters should see to it that in the process he does not become a monster. And if you gaze long enough into an abyss, the abyss will gaze back into you.
When one has finished building one's house, one suddenly realizes that in the process one has learned something that one really needed to know in the worst way - before one began.