美不美也不是我的帅不帅也不是我的
[mĕi bù mĕi yĕ bù shì wŏ de shuài bù shuài yĕ bù shì wŏ de]
Literally: 'whether beauty is beauty is not up to me; whether handsomeness is handsome is not up to me.' Suggests self-deprecation or a laissez-faire attitude about appearances or approval from others.