Ordinary language is all right.
One could divide humanity into two classes:
those who master a metaphor, and those who hold by a formula.
Those with a bent for both are too few, they do not comprise a class.
Littera gesta docet; quod credas allegoria; quid agas moralia; quo tendas anagogia.
… you can see… only if…
Teachings about teachings; non-teachings about teaching.
'Nothing will come of it': an attitude which can attach to teaching (to a teaching), too.