世界现在比以往任何时候都需要负责任的采矿。
The world needs responsible mining now more than ever.
"A great book is a great teacher."
每一本书都是一次旅程，每一次旅程都会改变你。
La literatura es el espejo de la sociedad, refleja sus virtudes y sus defectos.
The world has the technology - either available or well advanced in the research pipeline - to feed on a sustainable basis a population of 10 billion people.
关系模型的力量在于其简单性和通用性。
出自晋·葛洪《抱朴子·应嘲》。虽说昆山的玉石很多，但不能救济原宪的贫穷。喻指毫无价值的空话。
"The pursuit of pure beauty is a trap, a fast track to bitterness and sorrow."