Answer:particularly, his ability to be involved in the shallow, fast paced lifestyle of Gatsby and the others, while maintaining his moral center. Nick is attracted to the rich and glamorous ways of the other characters, but he is more realistic about life.
Explanation:
In McCain's words from the book's introduction: It is your character, and your character alone, that will make your life happy or unhappy. That is all that really passes for destiny. And you choose it. No one else can give it to you or deny it to you.
