translation.en: And I think that one of the happiest things is the sense that with my children I've been able to introduce them into the very small circle of humans who are lucky enough, or possibly stupid enough, to still climb trees.
translation.zh: 我又想，另外一件最快乐的事情，就是 我可以向他们介绍 这些十分幸运， 或者说，十分愚蠢的，仍在爬着树的人们。