《智囊(选录)·上智部·诸葛亮》
春秋时郑国的子产对后继者太叔说： 只有具有大德的人，才可以用宽容的方法来治理人民；次一等的就只能用严厉的律法来治理了了。
子产谓子太叔曰： 惟有德者，能以宽服民；其次莫如猛。
During the Spring and Autumn Period, Zichan of the Zheng State said to his successor Taishu: Only a person with great virtue can use lenient methods to govern the people; those who are second-rate can only use strict laws to govern.