来自《耶鲁大学开放课程：1600年后西方社会的流行病 第5集 第5集》

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  may have been a factor that helped to transform
  也许对整个欧洲文明史的
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  European intellectual history.
  变化产生了影响
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  Now, it's one of the great cliche
  这是一个被经常提起的结论
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  that the eighteenth century,
  十八世纪
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  the Age of Enlightenment,
  也就是启蒙时期
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  was a great age of optimism and belief in progress.
  是一个对进步拥有很多乐观和信仰的时期
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  But I'd argue that perhaps the belief in progress
  但我认为或许对进步的信仰
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  required some tangible material foundation,
  是有一定的可见物质基础的
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  and that this was grounded in a new sense
  这个基础根植于对
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  that life, in fact,
  生命的新认识
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  was becoming more secure,
  认为生命更加安全
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  and that perhaps mankind could master
  认为人类或许可以掌控