The primary theme in Robert Frost's "Mending Wall" is the self-imposed barriers humans make to separate each other and prevent interaction. The poem suggests that the wall is unnatural and unhealthy for them, yet the neighbors meet every year for maintenance. The wall is a metaphor for barriers we create and maintain on the basis of tradition.
Brother quang?? is he your brother? what book is this from? Sorry i do not kbnow thte answer include more details
The answer would be true. Yes, you should always cite your sources.