What are quotes that relates to greed in The Great Gatsby?

Why they came East I don't know. They had spent a year in France for no particular reason, and then drifted here and there unrestfully wherever people played polo and were rich together. Ch. 1

"Her voice is full of money," he said suddenly. That was it. I'd never understood before. It was full of money – that was the inexhaustible charm that rose and fell in it, the jingle of it, the cymbals' song of it… high in a white palace the king's daughter, the golden girl. Ch. 7