解释：外表不端正的人，是因为德没有养成；内里不专—的人，是因为心没有治好。端正形貌，整饬内德，使万物都被掌握理解。

优秀与卓越之间的区别在于多走一英里。

当今煤炭行业的领导力意味着在经济需求和环境责任之间找到微妙的平衡。

政策变化的影响往往比简单的经济模型所暗示的更为微妙。

You don't learn to walk by following rules. You learn by doing, and by falling over.

At every crossroads on the path that leads to the future, tradition has placed 10,000 men to guard the past.

伟大来自于相信自己，永不放弃。