最危险的敌人往往是我们自己。
The best way to predict the future is to design it.
物理学的语言是数学,但其意义是哲学。
健康的森林生态系统同时支持自然和商业。
Goals determine what you are going to be.
A writer's greatest tool is empathy, the ability to feel with others, to see the world through their eyes.