自然状态有一种自然法规来管理它，这使每个人都有义务，而这种法则就是理性，它教导所有愿意咨询它的人...没有人应该侵犯他人的生命、健康、自由或财产。

I quite agree with them that it is not an ennobling experience. Poverty entails fear, and stress, and sometimes depression; it means a thousand petty humiliations and hardships. Climbing out of poverty by your own efforts, that is indeed something on which to pride yourself, but poverty itself is romanticised only by fools.

医学是我的合法妻子，文学是我的情妇。

控制的挑战在于在存在不确定性的情况下使系统工作。