Get shut mate.It will only niggle at you and you will start to fault find. Even if it drives ok, you will think something is amiss. Went through this myself.

 

Ah, I am now clear.

If I had a reasonable bash, i'd want it written off. But I guess you don't get much say in it, unless you use the self harm method

ADP - if you fell this has spoiled the car at all, then i'd get shot. If you aren't that sentimental about it and actually feel the car is now spot on, and you don't need the money, then keep it! Simple