经济周期的福利成本并非周期本身,而是个体无法随时间平滑消费的能力。
Technology in mining isn't about replacing people; it's about empowering them to do better work.
The world is not a wish-granting factory.
你对自己了解得越多,你就能给你的角色越多。
Sustainability isn’t an option; it’s the only way forward.