Thesaurus will be most helpful because it will give you new words to use in your vocabulary it will express words in new ways which will in turn help your ideas be expressed differently
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
Hopefully i’m right i think it’s the third one
