What Others Said about Stupidity

A word to the wise ain't necessary, it is the stupid ones who need all the advice.
- Bill Cosby

It is against stupidity in every shape and form that we have to wage our eternal battle. But how can we wonder at the want of sense on the part of those who have had no advantages, when we see such plentiful absence of that commodity on the part of those who have had all the advantages?
- William Booth

Stupidity has a knack of getting its way.
- Albert Camus

Two things are infinite:
the universe and human stupidity; and I'm not sure about the universe.
- Albert Einstein

The difference between stupidity and genius is that genius has its limits.
- Albert Einstein

Nothing in the world is more dangerous than sincere ignorance and conscientious stupidity.
- Martin Luther King, Jr.

To forget one's purpose is the commonest form of stupidity.
- Friedrich Nietzsche

The doctor sees all the weakness of mankind;
the lawyer all the wickedness;
the theologian all the stupidity.
- Arthur Schopenhauer