《韩非子·五蠹》
先王首先要执行法令，并不会因为同情而废去刑法，那么不能用仁爱来治理国家的道理也就明白无疑了。
先王胜其法，不听其泣，则仁之不可以为治亦明矣。
The previous king first executed the law and did not abolish the penal code because of sympathy, then the principle that humanity cannot be used to govern the country has also become indubitably clear.