Correct

长痛不如短痛

/ cháng tòng bùrú duǎn tòng / 
Strokes

Definition

better to just get the pain over with, rather than prolong the agony

Example

Definition

would rather suffer an acute pain for a short while than a mild pain for a long time

1
Cháng
长
tòng
痛
bùrú
不如
duǎn
短
tòng
痛
  
,
háishi
还是
zǎodiǎn
早点
dòngshǒushù
动手术
bā
吧
  
。

To avoid the long suffering, you'd better have the operation as soon as possible.