《淮南子·主术训》
这怯懦的制服勇武的、愚庸的制服聪明的，是因为怯懦、愚庸的身处地位要超过勇武聪明的。
故枝不得大于榦，末不强于本，则轻重大小，有以相制也。
The cowardly uniforms the brave; the foolish uniforms the wise, because the positions the cowardly and foolish occupy are more important than the brave and wise.