创新不是一种选择;它是煤炭行业生存的必要条件。
我不觉得有义务相信,那位赋予我们感官、理性和智力的上帝,会希望我们放弃使用它们。
The best economic solutions are often counterintuitive.
There is no such thing as society: there are individual men and women, and there are families.
I write to make the invisible visible.