处理一个不自由的世界的唯一方法是变得如此绝对自由，以至于你的存在本身就是一种反抗。
The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.
I think it would be a disaster. The extraterrestrials would probably be far in advance of us. The history of advanced races meeting more primitive people on this planet is not very happy, and they were the same species. I think we should keep our heads low.
The speed of learning determines the speed of growth.
过去并未死去，它甚至还未过去。
粮仓充实，民众就能知道礼节；衣食充足，民众就能知道耻辱。