The mind once enlightened cannot again become dark.
The difference between a policy and a crusade is that a policy is judged by its results, while a crusade is judged by how good it makes its crusaders feel.
历史教育我们,你现在相信的假定在 100 年后很可能会被证明是错的。一个在今天就可以问自己的好问题就是「我可能错在哪里了?」