The author's purpose in the three paragraphs your question refers to are to foreshadow coming events, describe the uncertainty of the times, and provide parallels to the events of the story. In the first of the three paragraphs, the author gives readers insights into the lives of the narrator and his brother.
Answer:
We take the imprint others have left on us and overlay them on the people that follow. If I knew someone aggressive and they hurt me, I would therefore be wary of any other aggressive persons I come across on the chance they may hurt me as well. If I met someone kind and they said they were kind because of their religion, I would naturally be inclined to think most others of the given religion are also as kind.
<span>It says Romeo's love has died; it foreshadows that he loves Juliet.</span>