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Quality is not an act, it's a habit.

The typewriting machine, when played with expression, is not more annoying than the piano when played by a sister or near relations.

譯文：修性養心最好的方式就是少些欲望，培養廉潔的美德最好的方式就是不要心存貪念。賞析：人的欲望太多，貪念過盛，一旦無法滿足，就會傷身費神。守身必謹嚴，養心須淡泊。為了追逐名利，有的人忘乎所以，最終走上違法犯罪的道路。

The Langlands program is a reflection of the depth and beauty of mathematical thought.

倘若我們必須在我們為孩子布置的環境里生活一天，我相信那一定會是一個非常痛苦的經歷。