Il est interdit d'interdire !

Il est interdit d'interdire!
Il est interdit d'interdire! graffiti on a wall in Menton, France
Original formGraffiti
ContextMay 1968
Coined byJean Yanne
MeaningIt is forbidden to forbid!

Il est interdit d'interdire ! (pronounced [il ɛt‿ɛ̃tɛʁdi d ͜ ɛ̃tɛʁdiʁ], meaning "it is forbidden to forbid") is a French aphorism first used on an RTL broadcast by Jean Yanne in the form of a mocking joke. This sentence later became one of the slogans of May 1968.