真相很少是纯粹的，也从来不是简单的。

To me, happiness is about three things: someone to love, something to do, and something to look forward to.

数学的力量在于它的抽象性，使我们能够看到不立即显现的模式和联系。

社会是一个虚构的团体，由被视为其成员的个人构成。

I can calculate the motions of the heavenly bodies， but not the madness of people.

I think frugality drives innovation， just like other constraints do. One of the only ways to get out of a tight box is to invent your way out.

Sustainability isn't a department in our company; it's woven into every decision we make.

破碎的东西有时比完整的东西更有意义。