Reading furnishes the mind only with materials of knowledge; it is thinking that makes what we read ours.
阅读只为心灵提供知识的材料；是思考使我们所读的东西成为我们自己的。
给你找麻烦的不是那些你未知的东西，而是那些你确信无疑但事实上并不是那么回事的东西。
The pursuit of knowledge is a journey without a final destination.
预测未来的最好方式就是创造未来
最优秀的矿业领导者是那些在别人只看到风险时能看到机遇的人。
I can never be safe; I always try and go against the grain. As soon as I accomplish one thing, I just set a higher goal. That's how I've gotten to where I am.