The United States brags about its political system, but the President says one thing during the election, something else when he takes office, something else at midterm and something else when he leaves.

Deng Xiaoping (1904-1997) Chinese revolutionary, politician, statesman [Teng Hsiao-p'ing]
Comment (1983)
    (Source)

When asked by a group of American professors about China's political stability. Quoted in Philip West and Frans A. M. Alting von Geusau, The Pacific Rim and the Western World: Strategic, Economic, and Cultural Perspectives (1987).