不懈追求完美。

The relentless pursuit of perfection.

youdao

人们可以很愉快的放松，可以偶尔稍稍偷工减料，我们都知道，没有比不懈追求完美的同事——更惨的是有个不懈追求完美的配偶——更累人的了。

It can be quite pleasant to relax and be a little bit crappy for a while, and we all know that there is nothing quite so exhausting as a colleague - or, worse, a spouse - who is relentlessly perfect.

youdao

他对完美的追求是不懈的。

His quest for perfection is relentless.

《柯林斯英汉双解大词典》