李斯原先是楚国上蔡的平民百姓，他在郡里当小吏时，见官舍厕所中的老鼠吃的污秽东西，有人或狗进去就惊慌恐惧，而仓库里面的老鼠，吃的是仓中粟米，还不受人和狗的惊吓，于是感叹说：“人之贤不肖，譬如鼠矣，在所自处耳！”后来李斯跟荀子学习，学成后在秦国受到了重用，担 Li Si was originally a civilized people in Chu, Shangcai. When he was a small official in the county, he saw the unclean things eaten by mice in the official toilets. Someone or dog scared into fear and the rats inside the warehouse were eating In the corn, but also not by the people and the dog’s scared, then sighed: “people are unscrupulous, such as rats, ears!” Later, Liszt studied with Xun Zi, after learning was reused in Qin,