寧在人前全不會，莫在人前會不全 [宁－－－－－会－－－－－会－－]

Jyutping ning4 zoi6 jan4 cin4 cyun4 bat1 wui2 ， mok6 zoi6 jan4 cin4 wui5 bat1 cyun4
Pinyin níng zài rén qián quán bù huì ， mò zài rén qián huì bù quán

Definitions (Wiktionary)
  1. proverb
    it is better not to be in public at all than to be imperfect in public