What do engineers like to do? Build. Since ancient times, the emperors have tried to tame the mighty rivers that sweep away not only farmland, but also imperial reigns. In modern times, new public works—roads, bridges, tunnels, dams, power plants, entire new cities—are the engineering state’s solution to any number of quandaries. Since 1980, after Deng’s reforms began, China has built an expanse of highways equal to twice the length of the US systems, a high-speed rail network twenty times more extensive than Japan’s, and almost as much solar and wind power capacity as the rest of the world
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