译文：白云斜斜地挂在蔚蓝的天空上，独自登上高处心中一片怅然。遥想家乡像什么呢?在那杂乱山峰的深处，一片翠绿如烟。

Sustainable forestry isn't a cost—it's an investment in our future.

译文：和朋友交往，我们应该学习他的优点和长处，这样才能从中受益；读到古代圣贤的良言警句，必须做到身体力行，这样才算真正地把书读透了。赏析：三人行必有我师，这个世上没有十全十美之人，我们只有学习别人的优点，才能不断完善自己的人格。读书不仅要记住书中的知识，更要学以致用。

I don't count my sit-ups. I only start counting when it starts hurting.

The beauty of mathematics lies not in its complexity but in its simplicity and the way it reveals hidden truths.

The bond market is the smartest market in the world.