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.
When ignorance is bliss, / Tis folly to be wise.
This is the source of the proverb, “Ignorance is bliss.”
Condemnation without investigation is the height of ignorance
We swallow greedily any lie that flatters us, but we sip only little by little at a truth we find bitter.
Better know nothing than half-know many things.
One trend that bothers me is the glorification of stupidity, that the media is reassuring people it's alright not to know anything. That to me is far more dangerous than a little pornography on the Internet.
The conventional view serves to protect us from the painful job of thinking.
A great deal of intelligence can be invested in ignorance when the need for illusion is deep.
One's ignorance is one's chief asset.
The only true wisdom is in knowing you know nothing.
Every blessing ignored becomes a curse.
There is a cult of ignorance in the United States, and there always has been. The strain of anti-intellectualism has been a constant thread winding its way through our political and cultural life, nurtured by the false notion that democracy means that "my ignorance is just as good as your knowledge."
With Google I'm starting to burn out on knowing the answer to everything. People in the year 2020 are going to be nostalgic for the sensation of feeling clueless.
The man who never looks into a newspaper is better informed than he who reads them, inasmuch as he who knows nothing is nearer the truth than he whose mind is filled with falsehoods and errors.
I'd rather wonder than get answers I couldn't live with.
Where ignorance is our master, there is no possibility of real peace.
Many people know so little about what is beyond their short range of experience. They look within themselves - and find nothing! Therefore they conclude that there is nothing outside themselves either.
According to recognized aero technical tests, the bumblebee cannot fly because of the shape and weight of his body in relation to the total wing area. The bumblebee doesn't know this, so he goes ahead and flies anyway.
I live in Palm Beach, where no one wants to hear bad news.
Faith: not wanting to know what is true.
Beware of false knowledge; it is more dangerous than ignorance.
Knowing was a temptation. What you don't know won't tempt you.
That stupid saying "What you don't know can't hurt you" is ridiculous. What you don't know can kill you. If you don't know that tractor trailer trucks hurt when hitting you, then you can play in the middle of the interstate with no fear - but that doesn't mean you won't get killed.
It is error only, and not truth, that shrinks from inquiry.
O visions ill foreseen! Better had I Liv'd ignorant of future, so had borne My part of evil only.