That old car is broken; you can't polish a turd.
you can't polish a turd
idiomSomething inherently unfavourable or unpleasant cannot be improved.
The marketing team tried to make the failed product look better, but they soon realized you can't polish a turd.
Despite the architect's desperate attempts to renovate the crumbling structure, he eventually conceded that you can't polish a turd.
- 01
beggars can't be choosers
Something is better than nothing: those who can't provide for themselves should accept whatever help is available.
- 02
can't carry a tune in a bucket
Sings very badly.
- 03
can't get enough
Greatly enjoys; likes a lot.
- 04
can't help
To be unable to avoid a situation, or stop something from happening.
- 05
can't stand
cannot put up with
- 06
can't stand the sight of
To hate vehemently; to really despise.
- 07
can't wait
To eagerly anticipate; to find it hard to wait for a forthcoming pleasurable event.
- 08
I can't hear you over the sound of
Said to dismiss what the interlocutor is saying.