We must invest in our people as much as we invest in our technology.
The mining industry must evolve to meet the demands of a changing world, or it will be left behind.
山中有长得直的树,世上却没有直的人。
在我看来,如果你或我必须在两种思想或行动之间做出选择,我们应该记住我们的死亡,并努力生活,使我们的死亡不会给世界带来任何快乐。