最简单而高贵的方式不是压榨别人，而是提高你自己。
The easiest and noblest way is not to be crushing others，but to be improving yourselves.
We are survival machines—robot vehicles blindly programmed to preserve the selfish molecules known as genes.
The past is always with us, and it shapes who we are.
The greatest enemy of a good plan is the dream of a perfect plan.
安全必须始终是采矿作业的首要任务。