The first step in the art of cutting metals is to find a man who has the necessary skill and experience to do the work.
Forests are not just carbon sinks—they are life sources.
El lenguaje es la patria última del escritor.
宇宙不仅比我们想象的更奇怪，而且比我们能够想象的更奇怪。
We are all in the gutter, but some of us are looking at the stars.