1. The eyes of T.J. Eckleburg represent the eyes of god, which always see everything, even your wrong doings

2. The green light at the end of the dock represented Gatsby's hopes and dreams that were so close, yet so far, that seemed unattainable

3. The books in his library represent to the world that he's fake, or that he puts up a front

4. The weather in the book also shows how people change during hot weather, the worst comes out of them

5. The huge parties thrown also represent how people only care about the fun and themselves, but as soon as the parties over they leave behind a mess they create and expect others to clean it up