那些不能说“不”的人，也无法真正地说“是”。
People who cannot say no, cannot say yes meaningfully either.
要想做到公平公正，让人心服口服，就要赏罚分明。没有功劳的，就不能给予奖赏；没有罪过的，也不能任意给予处罚。
The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.
The stone we extract today will shape the landscapes of tomorrow.
如果你尊重纸的特性并相应设计，纸也可以是永久的。