Gatsby turned to me rigidly:
"I can't say anything in his house, old sport."
"She's got an indiscreet voice," I remarked. "It's full of——" I hesitated.
"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...
Source: The Great Gatsby, Pages: 93–94
Contributed by: giygas