gǎi​guò​zì​xīn

to turn over a new leaf

Senses

改过自新/ 改過自新 gǎi​guò​zì​xīn to turn over a new leaf

to reform oneself and start afresh; to correct one's errors and become a new person. This idiom emphasizes the act of making amends, whereas 洗心革面 xǐ​xīn​gé​miàn emphasizes a thorough internal transformation.

References

see 改过自新/改過自新 洗心革面/洗心革面
synonym 洗心革面/洗心革面 改过自新/改過自新
synonym 洗心自新/洗心自新 改过自新/改過自新