《韩非子·难势》
况且驾车，要是不用王良，就一定要让奴仆们把事办糟；治理国家，要是不用尧、舜，就一定要让桀、纣把国家搞乱。
且御，非使王良也，则必使臧获败之；治，非使尧、舜也，则必使桀、纣乱之。
Moreover, if we don't employ Wang Liang to drive, we must let servants do everything badly; if we don't use Yao and Shun to govern the country, we must let Jie and Zhou ruin our country.