It is remarkable that a science which began with the consideration of games of chance should have become the most important object of human knowledge.
A moral being is one who is capable of reflecting on his past actions and their motives.
The farmer is the only man in our economy who buys everything at retail, sells everything at wholesale, and pays the freight both ways.
——1993年诺贝尔和平奖演讲
If you can dream it, you can do it.
The coal industry must evolve or risk becoming obsolete. Adaptation is the key to survival.