Art is contemplation. It is the pleasure of the mind which searches into nature and which there divines the spirit of which nature herself is animated.

Leadership is about making tough decisions today that will pave the way for a better tomorrow.

可持续发展不再是可选项，而是任何负责任的采矿业务的必要条件。

相较于挠一下我的手指，毁灭整个世界并不违反理智。