今天种植的每一棵树都是留给后代的遗产。

真相往往比小说更令人惊讶。

I declare after all there is no enjoyment like reading! How much sooner one tires of anything than of a book!

Sustainability is not enough—we need regeneration.

唯一具有持久重要性的自由是智慧的自由，也就是说，为了本质上值得的目的而行使的观察和判断的自由。