领导这项新调查的来自密歇根州立大学的施密特说：“在美国的数学和科学教育实践中，没有一种理智而统一的观念。”

Schmidt of Michigan State University, who led the new analysis, said, "no single intellectually coherent vision dominates U.S. educational practice in math or science."

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但激励的核心是一种精神观念，而不是根植于心理学。

But inspiration at its core is a spiritual concept, not rooted in psychology.

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让我们回顾一下那个旅行意味着一种浪漫观念的年代，食品被盛放在真正的瓷器上端上来，旅客依旧会为旅行而盛装出行。

Take a look back at a time when travel was a romantic notion, onboard meals were served on real China and passengers still dressed up for the journey.

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In other words, Buckle was the avatar of the notion in the late nineteenth century that everything was going to hell in a handbasket.

换言之，十九世纪后期有一种观念认为所有事物都在迅速恶化,而巴尔克则是这种观念的化身。

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