Change is uncomfortable, but it's necessary for progress.

At the end of the day it's not about what you have or even what you've accomplished... it's about who you've lifted up, who you've made better. It's about what you've given back.

问题不在于事物是否存在，而在于它是否具有能够在没有我们的情况下存在的本质。

挑战是伪装的机会；勇敢地拥抱它们。

The key to successful market design is anticipating how participants will behave under different rules.

最好的建筑是永恒的。