When I got to 40 or so... I had the sense when I looked back over my life I would actually see a mess of decisions， a few of which I had thought about， some of which I had sort of stumbled on， and many that I had no control over whatsoever.
我四十而立之时，总觉得，当回顾我的一生，我会看到一系列的决定，一些是我仔细思考后作出的，一些是我无意而为的，还有很多是我根本无法掌控的。
Safety must always be the top priority in mining operations.
Technology can revolutionize mining, but only if we have the courage to embrace it.
纠缠不仅仅是量子力学的一个奇特特征；它是宇宙运作的本质。
If someone is trying to convince you it’s not a pyramid scheme， it’s a pyramid scheme.