The secret of being miserable is to have leisure to bother about whether you are happy or not.
最终,我们只会后悔没有抓住的机会。
灵魂应该总是半开着,准备迎接狂喜的体验。
有时最意想不到的发现会带来最大的进步。
Sustainable forestry is not an option; it's an obligation.