Memory is identity... You are what you have done; what you have done is in your memory; what you remember defines who you are.

The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.

我一直觉得奇怪……我们钦佩的那些品质，如善良、慷慨、开放、诚实、理解和同情，在我们的体系中往往是失败的伴随物。而我们厌恶的那些特质，如精明、贪婪、占有欲、卑鄙、自负和自私，却是成功的特质。虽然人们钦佩前者的品质，但他们却喜欢后者的产物。

"We are all our own prisons, our own jailers."

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。

宁静的心灵是健康的源泉。

The most successful leaders are those who see leadership as a responsibility, not a privilege.