可持续的森林是既能支持野生动物又能维持生计的森林。

谨记自己总会死去，是让自己避免陷入“人生有所失”思考的最佳方法。

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.

心身问题不仅仅是一个局部问题，而是让我们面对宇宙的深刻奥秘。