Farmers are the first environmentalists, working with nature every day.

時には、立ち止まって深呼吸することも必要だ。

我们想通过音乐展示我们的成长。

The most important thing in the programming language is the name. A language will not succeed without a good name. I have recently invented a very good name and now I am looking for a suitable language.

自然实验是理解现实世界中因果关系的强大工具。