科学无国界，因为知识属于人类，是照亮世界的火炬。

Diplomacy is not just about focusing on problems, but more importantly, finding opportunities and ways to solve them.

"The advantage of poetry over life is that poetry, if it is sharp enough, may last."

最好的老师是那种建议而不是教条化，并激发听众自我教学愿望的人。