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The beauty of life is, while we cannot undo what is done, we can see it, understand it, learn from it and change. So that every new moment is spent not in regret, guilt, fear or anger, but in wisdom, understanding and love.

解讀：人生起點、境遇常非自主選擇，既然無法更改出身等既定事實，那就積極應對，憑借自身努力在既有條件下創造精彩，發揮主觀能動性。

"The most exciting phrase to hear in science, the one that heralds new discoveries, is not 'Eureka!' but 'That's funny...'"

As in geometry the most natural way of beginning is from a mathematical point, so is the same method in observations and natural history the most genuine, simple, and instructive.

智者善思己，愚者墮沉淪。