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邊界不是一條線，而是一道傷口。

每一個實驗，無論成功與否，都會教會我們一些有價值的東西。

The periodic table is a testament to human curiosity and ingenuity.

人類活動已成為塑造地球氣候的重要力量。

A person who is too nice an observer of the business of the crowd, like one who is too curious in observing the labor of bees, will often be stung for his curiosity.