He that finds fault wants to buy.
More German Proverbs:
Bad ware must be cried up.German
The cock shuts his eyes when he crows, because he knows it by heart.
German
We do in haste what we repent at leisure.
German
A teacher is better than two books.
German
The devil is never so black as he is painted.
German
The king of the dreamers lies in the hospital.
German