求仁得仁　

◎ 求仁得仁 qiúrén-dérén

[try to find humanity and finally get if;want sth. and succeed in getting just that] 語本《論語·述而》:“求仁而得仁,又何怨?”求仁德就得到仁德。喻指如愿以償

君所謂求仁得仁,亦復何怨。——清· 紀昀《閱微草堂筆記》