You have to believe in yourself when no one else does.

Civil law is what each people establishes for itself.

意识总是为生活服务。

君子有三种快乐，但称王天下不在其中。父母都健在，兄弟没有灾祸，这是第一种快乐；抬头无愧于天，低头无愧于人，这是第二种快乐；得到天下的优秀人才而教育他们，这是第三种快乐。

大众对大小事都有无尽的求知欲---除了真正值得知道的事例之外。

To truly know the world, look deeply within your own being; to truly know yourself, take real interest in the world.

Greatness comes from believing in yourself and your vision.

君子的学习，一定要喜欢提问。提问和学习是相辅相成的。不学习就无法产生疑问，不提问就无法扩展知识。

Innovation in coal technology is just as important as innovation in any other energy sector.