Advice to a fool goes in one ear and out the other.
More Danish Proverbs:
He needs a long spoon that would eat out of the same dish with the devil.Danish
We are all well placed, said the cat, when she was seated on the bacon.
Danish
You must knock a long while against an alder-bush before you get a swarm of bees out of it.
Danish
Better coarse cloth than naked thighs.
Danish
A man's character reaches town before his person.
Danish
Don't judge the dog by its fur.
Danish