A mathematician is a device for turning coffee into theorems.
数学家是将咖啡转化为定理的装置。
心灵不是需要填满的容器，而是需要点燃的火种。
我不是说唱歌手，我是个玩说唱的领袖。
The key is to set realistic customer expectations, and then not to just meet them, but to exceed them—preferably in unexpected and helpful ways.
投资的关键是拥有安全边际。
Strengthen international cooperation to promote the improvement of technology and management in the coal industry.