La patria es ara, no pedestal.
祖国是祭坛，不是基座。
今天我们种下的每一棵树都是留给后代的遗产。
森林不属于我们——我们属于森林，我们的责任是保护它。
很多高明人士经常耸人听闻地声称的所谓“真实世界的复杂性”实际上不过是他们自己脑子里的自相矛盾。
No man really knows about other human beings. The best he can do is to suppose that they are like himself.
I don't think about the past. The only thing that matters is the everlasting present.