This argument has gone far away from the original quote. I’m not going to argue about the details. If you want to try to disprove your ability to become successful by using your intelligence, go ahead.
It’s very difficult to make economic comparisons between countries while simultaneously acknowledging all of the cultural differences between countries. You can do it, but the results aren’t necessarily meaningful.
A. How would you implement that choice?
B. We is a loaded term, speak for yourself. There’s benefit to realizing that as a human you have bias. There’s no benefit to declaring that you can’t overcome some of this bias.
C Wouldn’t that depend on your philosophy?