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The greatest glory in living lies not in never falling, but in rising every time we fall.

Technology is a tool, but wisdom is knowing how and when to use it.

歷史進程是不連續的，重大變革往往是突然發生的，而不是漸進的。

生活中最好的東西是免費的。

譯文：如果一個人富貴了，就會有人接近巴結他；如果一個人變得貧賤了，原來與他親近的人就會離開他。

我的建筑永遠是不完整的，因為完成意味著死亡。

The human mind is so complex and things are so tangled up with each other that, to explain a blade of grass, one would have to make a diagram of the universe.