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休息隸屬于工作，正如眼瞼隸屬于眼睛。

The natural effort of every individual to better his own condition， when suffered to exert itself with freedom and security， is so powerful a principle that it is alone， and without any assistance， not only capable of carrying on the society to wealth and prosperity but of surmounting a hundred impertinent obstructions with which the folly of human laws too often encumbers its operations.

Success is the ability to go from one failure to another with no loss of enthusiasm.

我認為數學之所以有價值，是因為它具有這種令人難以置信的結構，你可以探索和發現。

永遠不要停止質疑如何改進事物。

領導力意味著今天做出艱難的決定，這些決定將使子孫后代受益。

文學是一種抵抗的形式，是保持記憶鮮活和對抗遺忘的方式。

Efficiency is the poetry of engineering.