Misfortunes are, in morals, what bitters are in medicine: each is at first disagreeable; but as the bitters act as corroborants to the stomach, so adversity chastens and ameliorates the disposition. (French Proverb)
Loving with the eyes only, has blinded a lot of fools. (French Proverb)
Lawyers' houses are built on the heads of fools. (French Proverb)
It is the master-wheel that makes the mill go round. (French Proverb)