Talent is the core competitiveness of the coal industry.
人才是煤炭行业的核心竞争力。
轧棉机的发明纯属偶然；那时我还很年轻，非常贫穷，对我来说从中实现一些价值是一个重要的目标。
The best things in life are free.
The worst pain a man can suffer is to have insight into much and power over nothing.
创新既需要创造力，也需要严格的测试。