Dig high and trample low
As a Chinese idiom, Pinyin is B ā g ā OC ǎ ID ī, which means to flatter the superior and bully the inferior. From selected Chinese Folktales: traitor Li Siyi.
The origin of Idioms
Selected Chinese Folktales: traitor Li Siyi: "to be a man is to step on the high and step on the low, and be good at floating on the water."
Idiom usage
Combined; as predicate and attribute; with commendatory meaning.
Dig high and trample low
excelling and deep ---- to be transcendent without trace - chāo chāo xuán zhù
a large head and big ears -- sign of a prosperous man - féi tóu pàng ěr
gain mastery by striking only after the enemy has struck - hòu fā zhì rén
drain the pond to catch all the fish - jié zé ér yú