從井救人 [ㄘㄨㄥˊ ㄐㄧㄥˇ ㄐㄧㄡˋ ㄖㄣˊ; cong2 jing3 jiu4 ren2] to jump into a well to rescue sb else (idiom); fig. to help others at the risk to oneself ◄ ►