Stupidity

"Despite the enormous quantity of books, how few people read! And if one reads profitably, one would realize how much stupid stuff the vulgar herd is content to swallow every day."

"He who knows nothing is closer to the truth than he whose mind is filled with falsehoods and errors."

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

"Sin can be forgiven, but stupid is forever."

"The only way to comprehend what mathematicians mean by Infinity is to contemplate the extent of human stupidity."

"It is one of the blessings of old friends that you can afford to be stupid with them."

"The person, be it gentleman or lady, who has not pleasure in a good novel, must be intolerably stupid."

"The difference between stupidity and genius is that genius has its limits."

"Men who think that a woman's past love affairs lessen her love for them are usually stupid and weak."