Published Jun 12, 2010 at 6:45 AM EDT Updated Jun 15, 2010 at 12:38 PM EDT The alumni of the vast people's University of China are typical of the post–Mao Zedong generation. Every Friday evening several hundred gather informally under the pine trees of a little square in Beijing's Haidian district, in the so-called English Corner, to hold "English conversation." Chatting together in groups, they d