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"A story is not a letter to be read, but a door to be opened."

做偉大工作的唯一方法是熱愛你所做的事情。如果你還沒有找到它，繼續尋找。不要滿足。

數學之美在于它能夠揭示看似復雜事物背后的簡單性。

Every artist dips his brush in his own soul, and paints his own nature into his pictures.

每一本書都是一個待發現的世界，充滿了驚喜和教誨。