这是“相信我们”这句话给我们的教训。

This is a lesson in “trust us.”

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这段经历告诉我们的教训是不要迷信技术。

The lesson here is not to have blind faith in technology.

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过去十年给我们的教训是投资者经常过于乐观。

The lesson of the past decade is that investors can easily get too complacent.

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But this is things we've learned as the years have gone past.

这是我们经过很多年经验教训积累才学到的。

麻省理工公开课 - 化学原理课程节选