Guter Rat ist Goldes wert. 
Proverbs on a similar topic
Related proverbs
Similar proverbs in another language
Latin
-
Utile consilium qui spernit, inutile sumit.
He who rejects useful advice takes a useless one.
French
-
Un bon avis vaut un oeil dans la main.
A good opinion is worth an eye in the hand.
Czech
-
Dobrá rada nad zlato.
Good advice over gold.