专家就是在非常狭窄的领域内犯过所有可能错误的人。
An expert is a person who has made all the mistakes that can be made in a very narrow field.
大脑只是一大堆技巧的集合。
The world needs energy, but it needs responsible energy more than ever.
安全生产是煤炭行业的生命线，任何时候都不能放松。
长期而言，最严酷的大规模杀伤性武器是愚蠢。