The past is a shadow that follows us, always present, always influencing.

Psychology should illuminate how we cope with our environment.

"The greatest glory in living lies not in never falling, but in rising every time we fall."

唯一真正的监狱是你为自己建造的那个。

We thought that we had the answers, it was the questions we had wrong.

我从不犯与那些我不尊重意见的人争论的错误。

要创造原创的东西，你必须愿意失败。

Sustainability in mining isn't an option—it's our license to operate.