A man who has but one eye must take good care of it.
More French Proverbs:
Link by link the coat of mail is made.French
Between two stools the breech comes to the ground.
French
He who sows everywhere harvests nowhere.
French
In calm water every ship has a good captain.
French
Cherries are bitter to the glutted blackbird.
French
A lord of straw devours a vassal of steel.
French