1 General Lü Meng 呂蒙|吕蒙 of the southern state of Wu (idiom); model of self-improvement by diligent study (from unlettered soldier to top strategist of Wu)
有奶便是娘
yǒu nǎi biàn shì niáng
1 lit. whoever provides milk is your mother (idiom)
2 fig. to follow whoever is feeding you
3 to put one's loyalties where one's interests lie