30If people have a smile on their faces, it makes them/others happy, and when people hear good news, it refreshes their spirits MTY.
31If people pay attention when people correct/warn them, they will become wise.
32If people refuse to listen when others try to correct them, they are despising/hurting themselves; those who ◄pay attention/heed► when others warn them ◄become wiser/acquire good sense►.