The artist must be a child of the earth.

Whenever a man does a thoroughly stupid thing, it is always from the noblest of motives.

从失败中学习比庆祝成功更有价值。

世界上最好和最美丽的东西是看不见甚至摸不到的——它们必须用心去感受。

矿业的未来在于合作，而非竞争。