爱自己，远离任何对你不利的事情。

OPEC no longer holds all the cards in global oil markets.

Leadership is about making others better as a result of your presence and making sure that impact lasts in your absence.

自由是按照我们意愿生活的权利。

书籍是反映我们梦想的镜子。

"A story is not just a tale; it is a mirror reflecting the complexities of human existence."

"The most important thing in science is not so much to obtain new facts as to discover new ways of thinking about them."

学习数学的唯一方法就是做数学。