And then one of my Mexican students reminded us of the 1968 Olympics that were held in Mexico City, where only ten days before the games opened 267 students were gunned down and more than 1,000 were wounded during a protest at the Plaza of Three Cultures. And then two of my South Korean students told us of their government’s secret decision to send troops to Vietnam despite the public’s protest against such a move. And then one of my Chinese students, a remarkable young woman who exudes joy like no one I’ve ever known, said, “Yes. The same in China. During the Cultural Revolution.”