"The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion."
煤炭的未来不仅仅是开采,而是我们如何负责任地将其融入不断变化的能源格局。
要快乐,我必须拥有我的书和一片天空。
The only limit to our realization of tomorrow is our doubts of today.