计算复杂性的美在于它能够根据问题的固有难度对问题进行分类。

I am interested in the way people lie to themselves, the stories they tell themselves to make life bearable.

"The role of business is to produce goods and services that people value more highly than their cost, and to do so while consuming as few resources as possible."

The steel industry must adapt to the needs of the future.

未来的竞争，不是产品的竞争，而是服务的竞争。