Robert Christy, comp. Proverbs, Maxims and Phrases of All Ages. 1887.
A mad beast must have a sober driver.
A mad bull is not to be tied up with a pack thread.
A mad dog cannot live long.
A madman and a fool are no witnesses.
A madman is not cured by another running mad also.Antisthenes.
A mad parish must have a mad priest.
As mad as a March hare.
A man of gladness seldom falls into madness.
Every madman thinks all other men mad.Publius Syrus.
He is mad that trusts in the lameness of a wolf, a horse’s health, a boy’s love, or a whore’s oath.Shakespeare.
If madness were pain you would have outcries in every house.
It is best to profit by the madness of others.Pliny the Elder.
Make way for a madman and a bull.Spanish.
One mad action is not enough to prove a man mad.
There are pleasures in madness known only to madmen.Dr. Johnson.
Though this be madness yet there’s method in it.Shakespeare.