A closed mouth catches no flies.
More French Proverbs:
The cart ruins the road, the woman the man, the water the wine.French
The candle that goes before, is better than that which comes after.
French
The chicken sings what the cock teaches him.
French
The chicken that crows the loudest does not always give the biggest eggs.
French
The bud becomes a rose and the rose a hip.
French
The devil was so fond of his children that he plucked out their eyes.
French