对高分子的研究不仅仅是化学的一个分支；它是化学科学的一个新维度。

Take the stairs.

可持续捕捞不是一种选择；如果我们想保护海洋生态系统，这是唯一的前进道路。

Never use a credit card for credit. The only kind of credit， or debt， that is acceptable is debt to acquire something whose exchange value is extremely likely to increase， like in a home. The exchange value of most things diminishes or vanishes the moment you purchase them. Don’t be in debt to losers.

我相信诗歌是一种表达无法表达之物的方式。