正是通过观察和反思的力量，人们才能找到方法。所以我们必须不断地挖掘和钻研。

今天种植的每一棵树都是对更绿色明天的投资。

The measure of our success isn't in quarterly profits, but in the health of fish stocks decades from now.

The teacher should not teach as if he were pouring knowledge into an empty vessel, but rather as if he were lighting a fire.

幸福就像一只蝴蝶：你越是想抓住它，它就越飞走。但如果你停止追逐，它可能会落在你身上。