The trouble with our Liberal friends is not that they're ignorant; it's just that they know so much that isn't so.
It ain't what you don't know that gets you into trouble. It's what you know for sure that just ain't so.
The devil's bride, Reason, that pretty whore, comes in and thinks she's wise, and what she says, what she thinks, is from the Holy Spirit, who can help us, then? Not judges, not doctors, no king or emperor, because reason is the Devil's greatest whore.
When ignorance is bliss, / Tis folly to be wise.
This is the source of the proverb, “Ignorance is bliss.”
The trouble with people is not that they don't know but that they know so much that ain't so.
Better know nothing than half-know many things.
The history of Western science confirms the aphorism that the great menace to progress is not ignorance but the illusion of knowledge.
… fear false knowledge
The true way to be deceived is to think oneself more knowing than others.
The hunger for facile wisdom is the root of all false philosophy.
A fool thinks himself to be wise, but a wise man knows himself to be a fool.
He who knows nothing is closer to the truth than he whose mind is filled with falsehoods and errors.
Nothing is so ignorant as a man's left hand, except a lady's watch.
Those who pretend to know what they don't, will be thought ignorant of even what they know.
There's an expression in Yiddish, which is "der gelernte naar" - a "learned fool." You can know a great deal, you can have a Ph.D., and you can still be a total idiot.
Pride, on the other hand, is the mother of all sins, and the original sin of lucifer.... An instrument strung, but preferring to play itself because it thinks it knows the tune better than the Musician
Man," I cried, "how ignorant art thou in thy pride of wisdom!
Ignorance is not, not knowing something. It is knowing what isn't so.
It is impossible to begin to learn that which one thinks one already knows.
It ain't what a man don't know that makes him a fool, but what he does know that ain't so.
Beware of false knowledge; it is more dangerous than ignorance.
To fear death, my friends, is only to think ourselves wise, without being wise: for it is to think that we know what we do not know. For anything that men can tell, death may be the greatest good that can happen to them: but they fear it as if they knew quite well that it was the greatest of evils. And what is this but that shameful ignorance of thinking that we know what we do not know?
Knowing that we don't know it's humility; thinking that we know what we don't know, is sickness.
I assure you, an educated fool is more foolish than an uneducated one.
The trouble with most folks isn't their ignorance. It's knowin' so many things that ain't so.