你必须愿意牺牲才能得到你想要的或你需要的。

The best way to be happy is to be yourself.

The only constant is change, continuing change, inevitable change, that is the dominant factor in society today. No sensible decision can be made any longer without taking into account not only the world as it is, but the world as it will be.

"The best way to find yourself is to lose yourself in the service of others."

Innovation is the ability to see change as an opportunity, not a threat.

Every challenge in mining is an opportunity to innovate.

We are all alone, born alone, die alone, and—in spite of True Romance magazines—we shall all someday look back on our lives and see that, in spite of our company, we were alone the whole way.