好的政策需要健全的理论和实证验证。
Be the change you wish to see in the world.
在我们行业中，效率和环境责任必须齐头并进。
时间是一条既向前流又向后流的河流。
The truth is not in the words, but in the spaces between them.
"The best stories are the ones that make you feel empowered."
Critical comments by students should be taken in a friendly spirit， accumulation of material should not stifle the student’s independence.