IQ is the single best predictor for life success, especially the ability to make and manage money.
Notwithstanding the circularity of the argument, the best predictor to make money is the amount of money you have, and the best predictor of this amount is the amount your parents had...
get him to define what he means by racist.
This:
That's why the richest people in the world are mostly jews, they are the single most intelligent group of people in the world, followed by chinese and japanese and then europeans. Just how it is.