行不更名，坐不改姓 xíng bù gèngmíng, zuò bù gǎi xìng

xíng bù gèngmíng, zuò bù gǎi xìng phrase I am who I am (and I'm not ashamed) / to be proud of one's name and stand by one's actions
Domain: Modern Chinese 现代汉语
Notes: (CC-CEDICT '行不更名，坐不改姓')