为社会正义而斗争是人类最神圣的职责。
思想是有机体在世界中协商其道路的手段。
The one thing that you have that nobody else has is you. Your voice, your mind, your story, your vision. So write and draw and build and play and dance and live as only you can.
The future of mining lies in intelligence and sustainability.
——2008年2月19日在斯坦福大学演讲