What are some ancient poems that offer loyal advice?

Being close to virtuous ministers and staying away from villains is why the early Han Dynasty prospered;

Being close to villains and being distant from virtuous ministers is why the Han Dynasty has declined since then.

When the late emperor was still alive, every time he discussed this matter with his ministers, he would always sigh and hate Huan and Lingye! As ministers, ministers, chief historians, and soldiers, these are ministers who know that Zhenliang died on the occasion of his death. If you are close to him and trust him, the Han Dynasty will prosper, and you can count on it and wait for it.