One man that has a mind and knows it can always beat ten men who haven't and don't.
—George Bernard Shaw
Readers are plentiful; thinkers are rare.
—Harriet Martineau
Truly great madness cannot be achieved without significant intelligence.
—Henrik Tikkanen
You don't have to be a genius when you're surrounded by morons.
—Laurence J. Peter
An intelligence test sometimes shows a man how smart he would have been not to have taken it.
—Lisa Alther
To repeat what others have said, requires education; to challenge it, requires brains.
—Ralph Waldo Emerson
Beware when the great God lets loose a thinker on this planet.
—Robert J. Shiller
The ability to focus attention on important things is a defining characteristic of intelligence.
—Theodore Roethke
A mind too active is no mind at all.
—Woodrow Wilson
Law is order in liberty, and without order liberty is social chaos. The highest test of a people's fitness for free institutions is their willingness to obey law. In monarchies and empires physical force restrains the multitude and maintains government. In a democracy all depends on the intelligence and conscience of the people.
—John Ireland (bishop)
Nobody loves a woman because she is handsome or ugly, stupid or intelligent. We love because we love.
—Honoré de Balzac
Who ever said that doctors are truthful or even intelligent? You're getting a lot if they know their profession. Don't ask any more from them. They're only human, after all.
—Marjorie Karmel
Sometimes I wonder whether the world is being run by smart people who are putting us on or by imbeciles who really mean it.
—Mark Twain
To predict the behavior of ordinary people in advance, you only have to assume that they will always try to escape a disagreeable situation with the smallest possible expenditure of intelligence.
—Friedrich Nietzsche
Greatness of mind is never measured by what one disbelieves.
—Brandon Emrys