Final answer:
The narrator's statement suggests that Gatsby's dreams were tainted by corruption, leading the narrator to disengage from the superficial sorrows and fleeting joys of others.
Step-by-step explanation:
The narrator's statement suggests that Gatsby's dreams were tainted by corruption, leading the narrator to disengage from the superficial sorrows and fleeting joys of others. Gatsby's pursuit of wealth and success was accompanied by sinister intentions and illegal activities, which ultimately caused the narrator to lose interest in the common struggles and triumphs of ordinary people. This quote showcases the stark contrast between Gatsby's dreams and the reality of the consequences that followed.