钢铁行业必须拥抱可持续性，否则就有被淘汰的风险。

Heard melodies are sweet, but those unheard are sweeter.

解释：相信命运的人，对长寿与夭折泰然自若；相信道理，相信自然发展规律的人，就对是非对错顺其自然；相信自我本心的人，就对人生顺逆处之泰然；相信个人本性的人，就对个人的安危若无其事。

"The truth has never been of any real value to any human being - it is a symbol for mathematicians and philosophers to pursue. In human relations kindness and lies are worth a thousand truths."

We never cease to stand like curious children before the great mystery into which we were born.