When the he said "i am a citizen of this world" , it related to when Ram has to changed to be able to live in the house, and basically pretending to be someone he is not
He should be able to rent a place without having to pretend to be someone else is the meaning when he said it
hope this helps
This definitely creates a mood. It describes the hardships Cory is experiencing. The paragraph describes him “ choking back tears” and “weeping openly”. This creates a very vivid picture and a mood that fits