在采矿作业中，安全必须始终放在第一位。

Death is one of the few things that can be done as easily lying down.

阅读只为心灵提供知识的材料；是思考使我们所读的东西成为我们自己的。

I’ve always thought that the schoolboy who’s a bit of a troublemaker is the one who’s going to come out and do something really interesting.