《战国策·西周·犀武败》
主君便可以任命那个想当相国的人当相国，他得到相国的职位，不会在秦王商前中伤西周了。 
君因相之，彼得相，不恶周于秦矣。 
The monarch can then appoint the person who wants to be the prime minister as the prime minister, so that he can get the position of the prime minister and will not slander Xi Zhou before the king of Qin.