" The government forbade the broadcast of this “decadent bourgeois music,” and Li Guyi, the first mainland singer to imitate Teresa Teng’s style, was subjected to a parade of official criticism sessions. Nevertheless, where privacy could be found, people huddled around “bricks”—our nickname for the little square Japanese-made radio-recorders on which popular songs could be heard. We listened and listened, until we could sing the songs ourselves, everywhere—in the halls, in the cafeterias, in bed. Anyone who owned a “brick” always had plenty of friends. It "

― Xiaobo Liu , No Enemies, No Hatred: Selected Essays and Poems