True leadership is about serving others, not commanding them.
"The world is a book, and those who do not travel read only one page."
实验中的精确性和假设中的创造性同样重要。
处于逆境，思想要开拓放达，奋发图强；处于顺境，思想要警觉收敛，约束自身。
Safety must always come first in mining operations.
"Books are the maps that guide us through life."
翻译：懂得满足的人不会被利益束缚，注重内心修养的人，即便没有显赫地位也内心坦荡。
The best way to predict the future is to invent it.