Two thousand four hundred years ago, one man tried to discover the meaning of life.

两千四百年前，有一个人试图寻找生命的意义。

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Humans have sought to discover the meaning of life for a very long time.

长久以来人们都在探寻人生的意义。

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How it got this meaning is hard to discover.

它是怎样得到这层含义的，对此我们很难解释。

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How it got this meaning is hard to discover.

它是怎样得到这层含义的，对此我们很难解释。

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