looks like the first row is your best bet, its easy and helps relay the point.
Answer:
He states that each of us will come to the end of this life on earth. He who can earn it should fight for the glory of his name. Fame after death is the noblest of goals. So he thinks being remembered and talked about after you die is the noblest of goals.
sorry if this isn't right. I tried
Base on my own research and further understanding, I would say that the answer would be that they are important because the creature realizes upon reading paradise lost that he resembles Adam and Satan and that there are many parallels in their relationship to their creator and in his relationship to his creator.