The thought of death should usher us towards whatever happens to matter most to us; it should lend us the courage to pursue the way of life we value in our hearts.

采矿业必须在不影响效率的情况下发展以满足可持续发展的需求。

生存还是毁灭，这是一个问题。

生命最大的用途是将它用于比生命更长久的事物上。