Ass Quote by Michel de Montaigne

Obstinacy and vehemency in opinion are the surest proofs of stupidity.

— Bernard Barton

There is no more certain sign of a narrow mind, of stupidity, and of arrogance, than to stand aloof from those who think differently…

— Walter Savage Landor

If we cannot define stupidity, at least we can trace most human misfortunes and weaknesses to it. Its manifestations are legion, its symptoms are…

— Richard Armour

Just as the performance of the vilest and most wicked deeds requires spirit and talent, so even the greatest demand a certain insensitivity which…

— Georg C. Lichtenberg

The height of stupidity is most clearly demonstrated by the individual who ridicules something he knows nothing about.

— Albert Einstein

There is nothing worse than aggressive stupidity.

— Johann Wolfgang von Goethe

One of the marks of a truly great mind, I had discovered, is the ability to feign stupidity on demand.

— Alan Bradley

“It's not that there is more stupidity. It just has more intrusive ways of presenting itself. It used to be, you could be near…

— Tom Levine

Stupidity is like bumping into a wall all the time. After a while you get tired of it and try to look the situation…

— Robert Anton Wilson

Stupidity is an attempt to iron out all differences, and not to use them or value them creatively.

— Bill Mollison

Neither a pathology nor an index as such of moral default, stupidity is nonetheless linked to the most dangerous failures of human endeavor.

— Avital Ronell

There is an unusually high and consistent correlation between the stupidity of a given person and that person’s propensity to be impressed by the…

— Christopher Hitchens