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"The most powerful stories are often the simplest."

當你面對一個擰不動的螺栓或螺絲釘的時候：右轉是擰緊，左轉是擰松。

在研究中，堅持和智慧同樣重要。

要理解宇宙，你必須理解它所用的語言，那就是數學。

It is better by noble boldness to run the risk of being subject to half of the evils we anticipate than to remain in cowardly listlessness for fear of what might happen.

"The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion."

樂觀主義者傾向于將他們的麻煩解釋為暫時的、可控的和特定于一種情況的。另一方面，悲觀主義者認為他們的麻煩會永遠存在，破壞他們所做的一切，并且無法控制。

The world is a great book, of which they that never stir from home read only a page.

The best way to predict the future is to create it.