别逼我，我已经在悬崖边上了。

Technology should serve both efficiency and ethics in mineral extraction.

The world is full of people whose notion of a satisfactory future is, in fact, a return to the idealised past.

可持续性不仅仅是一个目标，更是我们对未来肩负的责任。

保持谦逊，保持渴望。