当官不为民做主不如回家卖红薯
dāng​guān​bù​wèi​mín​zuò​zhǔ​bù​rú​huí​jiā​mài​hóng​shǔ

if an official does not help the people, he should just quit

当官不为民做主不如回家卖红薯 當官不為民做主不如回家賣紅薯 dāng​guān​bù​wèi​mín​zuò​zhǔ​bù​rú​huí​jiā​mài​hóng​shǔ
if an official does not help the people, he should just quit
if an official does not stand up for the people, he might as well go home and sell sweet potatoes