《资治通鉴·汉纪·汉纪四十五》
治理国家的方法，和养护身体相类似，平时注意营养和保护，有病时则使用药物进行治疗。
盖为国之法，有似治身，平则致养，疾则攻焉。
The way to govern a country is similar to that of taking care of your body. In normal times, pay attention to nutrition and protection, and when you are sick, use medicine for treatment.