Answer:
In lines 1-4, He uses summer to compare his lover with. Because it is hot, a time of passion, fun. Summer fades away, but his lover does not. Her beauty shines for eternity. Shakespeare uses the beauty in nature to communicate his insights about his beloved because to link him to this time of beauty, heat and passion.
Answer:
Yes it does. This is because it makes you understand more about the world and the way things work behind it. It also make way for imagination and creativity.