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.

老年人相信一切，中年人怀疑一切，年轻人知道一切。

过去从未死去，它甚至还没有过去。

人之所以为人，是应该充满精力、能够自我悔改、自我反省、自我成长，而不是抱怨他人。