钢铁行业必须进化，否则就有被淘汰的风险。适应就是生存。

过去从未死去，甚至从未过去。

The most important experiments are the ones that challenge what we think we know.

最大的智慧是知道自己一无所知。

The most important single central fact about a free market is that no exchange takes place unless both parties benefit.

我认为我和吉姆值得称赞的主要原因是...选择了正确的问题并坚持研究它。