I think it was rather an advantage not having any living poets in England or America in whom one took any particular interest. I don't know what it would be like but I think it would be a rather troublesome distraction to have such a lot of dominating presences, as you call them, about. Fortunately we weren't bothered by each other.
When oxygen and sulphur dioxide are mixed in the presence of a filiament of platinum, they form sulphurous acid. This combination takes place only if the platinum is present; nevertheless the newly formed acid contains no trace of platinum, and the platinum itself is apparently unaffected: has remained inert, neutral, and unchanged. The mind of the poet is the shred of platinum.
Maturing as a poet means maturing as the whole man, experiencing new emotions appropriate to one's age, and with the same intensity as the emotions of youth.
The greatness of literature cannot be determined solely by literary standards though we must remember that whether it is literature or not can be determined only by literary standards.