你的时间有限，所以不要浪费在过别人的生活上。

On progress: "If you're competitor-focused， you have to wait until there is a competitor doing something. Being customer-focused allows you to be more pioneering."

"The ordinary is just the extraordinary that’s become familiar."

Safety must always come first in mining operations.

I believe that we are lost here in America, but I believe we shall be found.

解释：看见外表就可以知道内里，看见过去就可以知道未来。

La historia de un país no se puede entender sin conocer su literatura.

What we call National-Socialism is the poisonous perversion of German ideas.

Technology will revolutionize how we harvest from the sea, but wisdom must guide its use.