Teaching is the most glorious profession under the sun.

You can't just sit there and wait for people to give you that golden dream. You've got to get out there and make it happen for yourself.

坚持你熟悉的道路

如果你的工艺危害环境，那你不是在鞣制，而是在掠夺。

可持续经济增长的关键在于全要素生产率的持续提升。

可持续性不是流行语，而是商业的必要条件。