"Capitalism is the best system ever invented to lift people out of poverty."

You can learn more about a man in an hour of play, than in a year of conversation.

领导者的速度决定了团队的速度。

"Mathematics is not a spectator sport."

Innovation is not an option; it's a necessity for the survival of the coal industry.

最好的领导者是那些倾听、学习并以谦逊态度领导的人。