A journey is a person in itself; no two are alike. And all plans, safeguards, policing, and coercion are fruitless. We find after years of struggle that we do not take a trip; a trip takes us.
我认为这是写作中最重要的单一事情：它使熟悉的事物变得陌生，使陌生的事物变得熟悉。
The most successful businesses are those that put the customer at the center of everything they do.
形式系统的发展彻底改变了我们对数学的理解。