Vice President Joe Biden once told Chinese President Xi Jinping that U.S. leaders only support human rights as a matter of political optics, and that this makes the United States no better than China, according to a new New Yorker profile of Jinping. The New Yorker relates encounters between Biden and Jinping in 2011 and 2012, when both were vice presidents of their respective nations: Biden told me that Xi asked him why the U.S. put “so much emphasis on human rights.” Biden replied to Xi, “No President of the United States could represent the United States were he not...