Dear Janet -
> If one can only connect with it after doing a PhD then
> its value is, to my mind, limited.
Huh. I can assure you that at the end of a PhD all you want to read is the
simplest of lyrics, peaceful works that please the senses.
> The most valuable poems have many levels of meaning and give you
> more (more "access") every time you read them.
Archibold Macleish had a persona say, A poem doesn't have to mean, but be.
(Paraphrased, no doubt, by my tired memory.)