是我们内心的光明，而非黑暗，使我们惊恐不已。

It is our light, not our darkness that most frightens us.

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对人心之善及其向往光明之力的坚定信念使我对人类的未来充满希望和信心。

With so profound a faith in the human heart and its power to grow toward the light, I find here reason and cause enough for hope and confidence in the future of mankind.

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随着科学家们使盲人重见光明，Richard Gray为您讲述人类如何用人造器官从头到脚重新改造自己。

As scientists restore sight to a blind man, Richard Gray explains how human beings can now be rebuilt from top to toe with artificial parts.

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