Innovation in mining is not an option; it's a necessity for survival.
世界击倒每一个人,之后,许多人在心碎之处变得坚强。
"The imagination is a muscle. If you don't use it, it atrophies."
常识是世界上最广泛共享的商品,因为每个人都确信自己拥有足够的常识。