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Science is the tool with which we unravel the mysteries of life.

生存下來的不是最強(qiáng)壯的物種，也不是最聰明的物種，而是最能適應(yīng)變化的物種。

"The greatest happiness of life is the conviction that we are loved; loved for ourselves, or rather, loved in spite of ourselves."

The past beats inside me like a second heart.