“It is better to keep your mouth shut and appear stupid than to open your mouth and remove all doubt” — Mark Twain
“Only two things are infinite, the universe and human stupidity, and I’m not sure about the former” — Albert Einstein
“There are problems in today’s world that cannot be solved by the level of thinking that created them
“One must be a little foolish, if one does not want to be even more stupid.” -Michel de Montaigne
“There is no cure for stupid wives and willful children.” -Chinese proverb
“Only the wisest and stupidest of men never change.” -Confucius
It is dangerous to be sincere unless you are also stupid. George Bernard Shaw
“When a stupid man is doing something he is ashamed of, he always declares that it is his duty.” George Bernard Shaw