to do a good deed or show mercy; used when pleading with someone to have a heart or be kind

(idiom) In every trade, there are leaders or experts who reach the top; you can achieve greatness in any field of work if you excel in what you do. Often used in the longer phrase [[三百六十行，行行出状元|三百六十行，行行出狀元|san1 bai3 liu4 shi2 hang2 hang2 hang2 chu1 zhuang4 yuan2]].

every field of work has its experts; mastery can be achieved in any trade or profession