Ingersoll's story of the man that went down from heaven on a reduced-rate excursion ticket good for 30 days --- and tried to sell his return ticket.
钢铁行业必须拥抱可持续性，否则就有被淘汰的风险。
路是通过行走创造的。
世界需要能源，而我们的责任是负责任地提供它。