客人来了，主人不去招呼，他可能是个不知事理的傻子。

I profess both to learn and to teach anatomy, not from books but from dissections.

真正的进步来自于经济增长与生态责任的平衡。

矿业中的每个挑战都是重新定义未来的机会。

Success is not final, failure is not fatal: It is the courage to continue that counts.

最好的决策是结合数据和直觉做出的。