森林的真正价值不能仅用板材英尺来衡量。
The true value of a forest cannot be measured in board feet alone.
The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.
失败不是必要的恶。事实上,它根本不是恶。它是做新事物的必然结果。
The only thing you absolutely have to know is the location of the library.