False allegations on the people behavior you can not judge people according to where the come from
Money motivates people because it gives them choice, they can buy what they want when they want and make a decision on what to use it on.
This one is actually a good question. Well first, this is from the great gatsby. Fitzgerald was trying to give a balance view in the beginning of who the great gatsby was. And even the author, he lived a wonderful life that is why he related that into Caraway's character, having the same background as him.
So you can present your ideas accurately and clearly