For there is, even today, no serious movement of peoples in the world struggling to get into modern China. For all its financial prowess, the world does not wish to move to that country. It does want to move to America and will go to extraordinary lengths—even the risk of life—to reach that goal. Similarly, there is no serious global effort to break into any of the countries of Africa. Indeed, a third of sub-Saharan Africans polled in the last decade said that they wanted to move. Where they want to move is clear.

