Fitz Gerald want to reflect society after World War 1 that people have the desire to succeed in life, thinking that money is what inspired a perfect pleasure. Even money can buy love. This desire is called "The American Dream" (American dream), which refers to the desire to own a right of retention. Regardless of how it brings to me that Kang is legitimate or not. But in the end Fitz Gerald shows that the people in the parade past and are committed to doing the dream into a reality that can not be disappointed in this world.