Coal is not just a commodity, it's a commitment to America's future.
Sustainability is not just about the environment; it's about creating lasting value for all stakeholders.
纯粹经济学与纯粹政治学之间的桥梁是公共选择理论。
If quantum mechanics hasn't profoundly shocked you, you haven't understood it yet.
We design for the human experience first and foremost.
Never let anyone else define your worth. You are the only one who can decide your value.