Quick knife to cut the mess
It means to be resolute and take resolute and effective measures to solve complicated problems quickly. It's the same as "cutting the mess quickly".
Idioms and allusions
[source]: Qian Zhongshu's "Besieged City" 3: "he just waited for the opportunity to declare to her that he didn't love her, and he hated that he was too soft hearted and didn't have the courage to cut the mess quickly."
Discrimination of words
Antonym: drag mud and water usage: as attribute and object; metaphor: grasp the key to solve the problem
Quick knife to cut the mess
The sky is high and the earth is low - tiān gāo dì xià
many thoughts crowded in upon sb - bǎi duān jiāo jí
ideal setting for a couple in love - huā qián yuè xià