Answer: He is comparing his smile to that of a chessy cat
It is literary allusion which means he referenced other writing
Hope this helps
Answer:
Man vs. Society: Juliet is a capulet and loves Romio, they are in different factions.
Man vs. Nature: she thinks she hears the nightingale, a symbol for the night, singing outside her window
If it is the question that you are referencing to then I would say the answer would be hopeful. The garden Is not dead and she is not as alone as she thinks. You must look into the message of the story for this.