In the realm of mathematics, every problem is an opportunity to discover something new.

I can never be safe; I always try and go against the grain. As soon as I accomplish one thing, I just set a higher goal. That's how I've gotten to where I am.

国家财富的增长主要取决于生产力的提高。

A man is rich in proportion to the number of things which he can afford to let alone. That man is the richest whose pleasures are the cheapest.

The best way to improve a program is to rewrite it.

所有法律最初都是由习俗和民众信仰形成的，其次是通过法学——因此，在任何地方，都是由内在的、默默运作的力量所形成，而不是由立法者的任意意志所决定。