To Liu Anyi and his wife Li Lanting, the street scenes in Beijing last week seemed eerily reminiscent of another spasm of unrest that began to rock China 23 years ago. Then, as now, students marched in the streets by the hundreds of thousands, waving red flags and chanting slogans defying an entrenched political establishment. Destination: Tiananmen Square. Then, as now, the demonstrators vilified aging national leaders -- including, as he must have recalled bitterly last week, Deng Xiaoping, then Communist Party General Secretary, who at one point was paraded around Beijing wearing a dunce cap.
The students of 1966 were...