Coal’s future depends on our ability to make it cleaner and more efficient.

Singing is my way of expressing gratitude for the gift of music.

The most important thing in investing is to avoid losing money.

The study of law involves both the analysis of legal rules and the understanding of their social context.

农业的进步不仅要以产量衡量，还要以长期的环境影响来衡量。

文学的衰落表明一个民族的衰落。这两者走下坡路的时候是齐头并进的。

I'm a work in progress. I'm not perfect, but I'm trying every day to be better.

你在20多岁做出的选择将定义你的30岁及以后。