该放弃的绝不挽留该珍惜的绝不放弃
[gāi fàng qì de jué bù wăn liú gāi zhēn xī de jué bù fàng qì]
This means that you should not try to hold on to things or people who you should let go, while for things or people worth cherishing, one must not give up on them. It expresses a firm determination towards making the right decisions in personal life and relationships.