能考第一名当然好了，但考试是考以前的经验和知识，而科学恰恰是质疑前人的知识，通过实验创造新的知识。
——2004年在南京航空学院上的演讲
The greatest discovery of my generation is that a human being can alter his life by altering his attitudes.
高尔夫是一项在五英寸球场上进行的运动——也就是你两耳之间的距离。
Risk management in mining isn't about eliminating all risks - that's impossible - but about understanding and mitigating them intelligently.
利润永远不应该以牺牲人或地球为代价。
"To live is to choose, but to choose well, you must know who you are and what you stand for."