There Is a Plague on Man: His Opinion That He Knows Something

Michel de Montaigne? Charles Cotton? M. A. Screech? Apocryphal? Dear Quote Investigator: Overconfidence is one of the great faults of humankind. Gaining mastery of a topic is often quite difficult. Here is a pertinent remark: There is a plague on Man: his opinion that he knows something. The prominent French philosopher Michel de Montaigne has …