He was born poor, but rose to a wealthy status. In the sense of rising up social rank and obtaining financial success, Gatsby achieved the American Dream.
I believe the author is trying to shoe people's different view of life. There are those who see life as a dangerous adventure that they will not make through. While others see life as a blessing and live it for the journey, not the destination.
Answer:
Fads can have a positive impact on people's lives.
