수신제가가 · 수신제가를
cultivating oneself and managing one's family (first steps of good leadership)
Example
수신제가도 못 하면서 나라를 다스리겠다는 거예요?
You can't even manage yourself and your family, and you want to run the country?
Word parts
수 cultivate+신 self+제 put in order+가 family
From the saying 수신제가치국평천하: self, family, state, then the world.
Good to know
Often used to criticize leaders whose family or personal life is a mess.