Any teacher can study books, but books do not necessarily bring wisdom, nor that human insight essential to consummate teaching skills.
... the radical deficiency of imagist verse, as such, is in its lack of general ideas. Much of it might have been written by an infinitely sensitive decapitated frog. It is hemisphereless poetry.
But ah, to fish with a worm, and then not catch your fish! To fail with a fly is no disgrace: your art may have been impeccable, your patience faultless to the end. But the philosophy of worm-fishing is that of results, of having something tangible in your basket when the day's work is done.