Explanation:
Harry Bittering and his family are among the first thousand Earthmen to move to Mars for the purpose of colonizing it. Yet Bittering feels out of place in his new home. His uneasiness is so profound that he wants his family to return with him to Earth. He has decided that Mars is meant to be inhabited only by Martians.
Macbeth saw what seemed to be an imaginary dagger, and it's what forced him to pause before killing the king.
he is going to hurt or hit the narrator with the black ball
1) based on “grove” and “nature” i would assume a variety animal calls
2) “sad thoughts” seem to refer to the “what man has made of man” as it seems the poet is upset that the link of nature and soul is mended in some way. this could be reference towards deforestation or other acts we have caused to destroy nature