Li Si refutes Han Fei, arguing Han is a hidden threat to Qin. Its submission is fake; attack it first, or it may ally with rivals and endanger Qin.
Xian Gao was a native of the State of Zheng. During the reign of Duke Mu of Zheng, seeing that the state was being pressured by Qin and Jin, Xian Gao chose to live in reclusion and not serve as an official, instead becoming a merchant.