Quotes on Intelligence

Henry Adams

"There is no such thing as an underestimate of average intelligence."

Normandy Alden

"One of the surest signs that intelligent life exists in outer space is that none of it has tried to contact us yet."

Rene Descartes

"It is not enough to have a good mind; the main thing is to use it well."

James Dewar

"Minds are like parachutes. They only function when they are open."

Albert Einstein

"Common sense is the collection of prejudices acquired by age eighteen."

Sam Ewing

"The brain is like a TV set; when it goes blank, it's a good idea to turn off the sound."

Edna Ferber

"A closed mind is a dying mind."

Heinrich Heine

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

The Hermit

"Common Sense isn't what it used to be."

Sherlock Holmes

"It is a capital mistake to theorize before one has data. Insensibly, one begins to twist facts to suit theories, instead of theories to suit facts."

Laurence J. Peter

"An intelligence test sometimes shows a man how smart he would have been not to have taken it."

Dan Quayle

"What a waste it is to lose one's mind. Or not to have a mind is being very wasteful. How true that is."

Edgard Varese

"Everyone is born with genius, but most people only keep it a few minutes."

Stephen Vizinczey

"Strange as it may seem, no amount of learning can cure stupidity, and formal education positively fortifies it."

C. W. Ceran

"Genius is the ability to reduce the complicated to the simple."

Edger Wallace

"An intellectual is someone who has found something more interesting than sex."

Oscar Wilde

"I am not young enough to know everything."