Could you give more context?
It convey's the poet's wish to rise from the fallen state of humanity
What stanza need to see it in order to answer
Answer:
Good walls make good neighbors is what Robert Frost said right? Well it could relate to the modern era because Trump says we must build the wall which I don't really think works. Anyways also Why, you reckon would relate to the American Modernist era would relate is no one can buy happiness with money and that relates with us right now Bloomberg tried to buy everyone's votes with half a billion dollars and failed so therefore you cannot buy happiness with money.
Explanation: