采矿技术的创新不仅仅是效率问题，还关乎安全和可持续性。

We don't have anything to lose, which is a very liberating feeling.

生活中重要的不是凯旋而是奋斗，其精髓不是为了获胜而是使人类变得更勇敢、更健壮、更谨慎和更落落大方。

Can a man still be brave if he’s afraid. That is the only time a man can be brave.

书籍可以是镜子、窗户和滑动玻璃门。