我们修复得最好的采石场将成为孙辈会感谢我们的资产。

"The only thing to do with good advice is to pass it on. It is never of any use to oneself."

The steel industry must embrace sustainability or risk becoming obsolete.

道理明白则文辞畅达，气势充沛则言辞得当。

解释：时机未到，就不能勉强行事；行事不探求事理，就不可能达到成功。