The more you know, the less you need.
采矿效率不仅仅是成本问题，更是减少环境影响的问题。
The mind is not a vessel to be filled, but a fire to be kindled.
文学是语言的艺术，而语言是思想的载体。
The worth of a mental process is in its service to life.
成功来自于努力工作、坚持不懈和一点运气的结合。