吃人家的嘴軟，拿人家的手短 [－－－－－软－－－－－－－]

Jyutping hek3 jan4 gaa1 dik1 zeoi2 jyun5, naa4 jan4 gaa1 dik1 sau2 dyun2
Pinyin chī rén jiā de zuǐ ruǎn , ná rén jiā de shǒu duǎn

Definitions (CC-CEDICT)
  1. lit. the mouth that has been fed by others is soft, the hand that has received doesn't reach (idiom)
  2. fig. one is partial to those from whom presents have been accepted