In mining, efficiency and environmental care must go hand in hand.
——1941年与美国外交官阿弗雷尔·哈里曼(Averell Harriman)的谈话
唯一真正的发现之旅不在于寻找新的风景,而在于拥有新的眼光。
The best literature is that which makes us see the world anew.