He shows that people are not yet treated equally and that social discrimination still exists, which is described in the scene where Tom and Wilson talk to each other in Chapter II. For the reader it is immediately clear that Tom sees himself as superior to Wilson. We can see that when Wilson wants to resell Tom’s old car. Tom simply goes on with his game with Wilson since he wants to continue his affair with Wilson’s wife, as a result of that he does not give the car to Wilson.
Most of the people appearing in The Great Gatsby are full of hope. Especially Gatsby who is hoping to win Daisy back. He has an “extraordinary gift of hope“ (p6, 10) and he sacrifices himself to fulfill his dream. He struggles to get into the upper class. In the end his dream fails completely, and his life finds an abrupt end.