后悔不及

zàn lí chōng tū xiàn chǎng yǒu shí shì bì miǎn hòu huǐ bù jí de bì yào xíng dòng

暂离冲突现场有时是避免后悔不及的必要行动。

Stepping away from conflict scene is sometimes necessary to avoid regret.