Roots are the branches down in the earth. Branches are roots in the air.

The ideas of goblins and sprights have really no more to do with darkness than light.

The traditional disputes of philosophers are， for the most part， as unwarranted as they are unfruitful.

The true wealth of a country lies not just in its land but in its waters.

买本家乡或区域的最新版旅游指南。像游客一样去了解（熟悉的环境）信息，你会学到很多东西。