when you go out to buy , don 't show your silver
Chinese idiom, Pinyin is C á IB ù L ù B á I, which means that money can not be disclosed to others. From Zengguang Xianwen.
The origin of Idioms
Zengguang Xianwen, a collection of proverbs of Ming Dynasty's famous experts: customers never leave goods, and money never shows up. Don't listen to slander, it's a disaster. Brothers listen differently, friends seldom, relatives never.
Idiom usage
Chapter 72 of the light on the wrong side of the road by Li Lvyuan in Qing Dynasty: "as the saying goes, ~"
when you go out to buy , don 't show your silver
die to preserve one's virtue intact - qǔ yì chéng rén