ㄕㄜˇㄐㄧˇㄨㄟˋㄍㄨㄥshějǐ‑wèigōng

舍己为公
  1. 公眾利益犧牲自己利益 捨己為公精神敬佩」。

to give up one's private interests for the public good (idiom)​; to behave altruistically, selfless and public spirited