We Are The World youtube 平民版 无限感动 There comes a time when we hear a certain call 当我们听到了恳切的呼唤 When the world must come together as one ...
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Today we have The World's Funniest Home Videos running 24/7 on YouTube, while the potentially world-changing uses of cognitive surplus are still early and special cases.
今天我们虽然在YouTube上每天24小时都放着全世界最搞笑家庭视频，但利用认知盈余做些具有相当潜力能改变世界的事情还很超前，只是个别案例。
Why, in the 2nd largest industry in the world (education being 2nd only to health care), are we so impressed by simple YouTube clips posted by enterprising and engaging professors?
教育产业仅次于医疗保健产业，是全球第二大产业。可我们为什么会被这一产业中那些富有进取心和魅力的教授放在YouTube上的简单视频所震撼？
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