领导力意味着为了更美好的明天而在今天做出艰难的决定。
行为法则可以从基本的生理原则中推导出来。
Sustainability isn't just an option; it's our responsibility to future generations.
The coal industry has been the backbone of America's energy independence for generations.
"The only true voyage of discovery, the only fountain of Eternal Youth, would be not to visit strange lands but to possess other eyes, to behold the universe through the eyes of another, of a hundred others, to behold the hundred universes that each of them beholds."
