Possible Clues:

• Amy Lowell or James Joyce
• He concentrated on poetry with one awful stigma
• I am a soldier on the street and a writer of poetry
• Confession of person who's unfair to old poet
• First pilgrims to Bethlehem included sort of poet
• Ezra Pound, e.g.
• Sort of poet with aim possibly to get to the heart
• I take a small magazine to first 20th century poet?
• Possibly Joyce's Parisian friend backing substance of argument
• Ezra Pound, for one