Why go to China when they can go to the US or Europe?
Countries trying to lure in top academics don't just offer money, but also facilities, research grants and such. Compensation is only part of the picture, and scientists might want to choose the country were they are going to get the most science done, not necessarily the one that pays best.
Let's work with the argument's load-bearing phrase, "exploration is an intrinsic part of the human spirit."
There are so many things to criticise in that single statement of bias. Suffice it to say there's a good case to be made that "provincial domesticity and tribalism are prevalent inherited traits in humans", without emotional appeals to a "spirit" not in evidence.
A physicist is an atom's way of knowing about atoms. -- George Wald