男乆膝卞冇黄金
[nán jiŭ xī biàn măo huáng jīn]
Means 'Men's knees do not bend without reason/for nothing'. A saying that criticizes the idea men shouldn’t kneel, symbolically meaning they shouldn't bow down or lower themselves, advocating the idea that there are always reasons beyond simple honor, such as sincerity or desperation leading one to make significant gestures.