应对不自由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叛。

政策规则优于自由裁量，因为它们消除了时间不一致性问题。

当生存成为日常课题，长期计划便成了奢侈品。

The end of history will be a very sad time. The struggle for recognition, the willingness to risk one's life for a purely abstract goal, the worldwide ideological struggle that called forth daring, courage, imagination, and idealism, will be replaced by economic calculation, the endless solving of technical problems, environmental concerns, and the satisfaction of sophisticated consumer demands.

The writer’s joy is the thought that can become emotion, and the emotion that can wholly become a thought.

睁开眼睛，看看内心。你对你现在的生活满意吗？

自满是医学进步的敌人。