你永远不知道你的坏运气为你避免了什么更糟糕的运气。
You never know what worse luck your bad luck has saved you from.
真相很少是纯粹的，也从不简单。
Lisp is worth learning for the profound enlightenment experience you will have when you finally get it; that experience will make you a better programmer for the rest of your days, even if you never actually use Lisp itself a lot.
The power of mathematics lies in its ability to abstract and generalize.
婚姻的快乐完全是机会的问题。
"The future belongs to those who can collaborate across boundaries."