Jay Gatsby creates an illusion about his past; Daisy lives in illusion of material objects to keep herself happy; Gatsby creates and illusion that Daisy will love him unconditionally
Treachery of Images: illusion of a pipe, but not a real pipe The Great Gatsby: Illusion of love, illusion of past, illusion of material goods and happiness The 20's: Illusion of a prosperous economy, illusion of temperance