He who dispraises a thing, wants to buy it.
More French Proverbs:
Reasonable people can differ.French
Every one says: My right is good.
French
It is the old cow's notion that she never was a calf.
French
A man is valued according to his own estimate of himself.
French
He who looks not before finds himself behind.
French
Lazy people are always eager to be doing something.
French