Ai Weiwei on ‘Human Flow,’ the Refugee Crisis and Increased Human Selfishness

Sometime last year the UN reported that the population of displaced people around the world surpassed 65 million. It’s a hard number to know what to do with. It is akin to the population of a country like France or the U.K. and it’s also a solid estimate for the total number of fatalities suffered in World War II. It is one out of 113 people. It represe…