The belly robs the back.
More French Proverbs:
Better to wear out than rust out.French
We make big promises to avoid little presents.
French
The two make a pair.
French
Words are the leaves of the tree of language, of which, if some fall away, a new succession takes their place.
French
Were the devil to come from hell to fight, there would forthwith be a Frenchman to accept the challenge.
French
Follow the river and you will reach the sea.
French