改过自新 改過自新

    gǎiguòzìxīn

    1. Idiomto reform and start afresh (idiom); to turn over a new leaf

    他决定改过自新,从现在开始认真学习。Tā juédìng gǎiguòzìxīn, cóng xiànzài kāishǐ rènzhēn xuéxí.He decided to turn over a new leaf and start studying diligently from now on.