Sentence examples for this stupidity is from inspiring English sources

This stupidity is legendary.

I admit this may betray stupidity, but this stupidity was, back then, a common way of thinking in the Soviet Union".

"To me, it represents that the stupidity is finally over".

This progressive stupidity is fine for the exceptionally bright, but if, like me, you didn't start out as the brightest button in the box, you have a problem on your hands (of course, not a problem you can solve, because, with every passing year … you get the picture).

This kind of stupidity is really a social condition, afflicting all levels of educational and intellectual achievement.

Of course, the stupidity was entirely mine.

Stupidity is nuanced, and in this case, is meant to describe a complete lack of thoughtfulness.

This explains, for example, why selfishness is blameworthy whereas stupidity is not.

The stupidity is simply staggering".

Nick's stupidity is hilarious.

The fundamental stupidity is just staggering.