赖其力者生,不赖其力者不生。
人依靠自己的力量人才能生存,不依靠自己的力量人就不能生存。 
The world is full of obvious things which nobody by any chance ever observes.
The future of energy lies in balancing economic growth with environmental responsibility.
技术不仅仅是一种工具,它可以让学习者拥有以前可能没有的声音。