That everyone goes to Gatsby's parties, just to enjoy.
Answer: Well, obama used some rhetorical devices such as climax, allusion and metaphor.
Im very sure its the nameless grace
The best thing you could do is read the book, or if in a hurry watch the Anne Frank movie on Netflix, or you can do research on the different side characters like Mr. or Mrs. Van Daan, Mr. and Mrs. Frank, or her sister.