By studying MRI brain scans of people newly in love, scientists are learning a lot about the science of love: why love is so powerful, and why being rejected is so horribly painful.

通过对刚谈恋爱的人的核磁共振大脑扫描图研究，科学家们了解到了许多关于“爱”的科学：为什么爱是那么强大，为什么被拒绝是那么的悲痛。

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Returning to the regions where people do not love is painful in comparison, and perhaps this is why humans from around the world return to Hawaii again and again in their travels.

相比而言，返回到那些人们没有爱的地区是很痛苦的。或许这是为什么来自世界各地的人们会在他们的旅行中都一次又一次地回到了夏威夷。

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Paid a return of love but not painful, but more painful than this is love a people have the courage to let him know your feelings.

付出了爱而没有回报是痛苦的，但比这更痛苦是爱一个人却没有勇气让他知道你的感情。

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