There is more stupidity than hydrogen in the universe, and it has a longer shelf life.

The more stupid one is, the closer one is to reality. The more stupid one is, the clearer one is. Stupidity is brief and artless, while intelligence squirms and hides itself. Intelligence is unprincipled, but stupidity is honest and straightforward.

Stupidity is far more dangerous than evil, for evil takes a break from time to time, stupidity does not.

The earth is a great piece of stupidity.

god must love stupid people he makes so many

Two things in life are infinite; the stupidity of man and the mercy of God.

There are more fools in the world than there are people.

Due cose sono infinite: l'universo e la stupidità umana, ma riguardo l'universo ho ancora dei dubbi.

There are so many different kinds of stupidity, and cleverness is one of the worst.

Avoiding stupidity is easier than seeking brilliance.

...The more stupid one is the more he thinks he knows.

stupidity can be as bad as malice

The more often a stupidity is repeated, the more it gets the appearance of wisdom.

The difference between genius and stupidity is: genius has its limits.