Words and deeds, Chinese idioms, pinyin is yán chun shēn Jiào, which means to teach orally while setting an example in action, which means that speech acts play an exemplary role. It's from the book of Five Lunzhuan in the later Han Dynasty.
synonym
Set an example, a China idiom, pinyin is yǐ shēn zuò zé, which means to set an example by your own behavior. From Ba Jin's home.