He appears mad indeed but to a few, because the majority is infected with the same disease.
The man is either mad or his is making verses. [Lat., Aut insanit homo, aut versus facit.]
Be prepared to go mad with fixed rule and method.
Oh! thou who are greatly mad, deign to spare me who am less mad.
I teach that all men are mad.
The mad is either insane or he is composing verses.