The essence of knowledge is, having it, to apply it; not having it, to confess your ignorance.
Nothing in all the world is more dangerous than sincere ignorance and conscientious stupidity.
Prejudice is the child of ignorance.
To be ignorant of one's ignorance is the malady of the ignorant.
The sage awakes to light in the night of all creatures. That which the world calls day is the night of ignorance to the wise.
The highest form of ignorance is when you reject something you don't know anything about.
If you think education is expensive, try ignorance.
Ignorance is never out of style. It was in fashion yesterday, it is the rage today and it will set the pace tomorrow.
The opposite of love is not hate, the opposite of love is ignorance.
It is the eye of ignorance that assigns a fixed and unchangeable color to every object; beware of this stumbling block.
Instinct and reason how can we divide? 'Tis the fool's ignorance, and the pedant's pride.
Yet all that I have learn'd (hugh toyles now past) By long experience, and in famous schooles, Is but to know my ignorance at last, Who think themselves most wise are greatest fools.
Knowledge and human power are synonymous, since the ignorance of the cause frustrates the effect.
Knowledge is not happiness, and science But an exchange of ignorance for that Which is another kind of ignorance.
Real knowledge is to know the extent of one's ignorance.
A man is never astonished that he doesn't know what another does, but he is surprised at the gross ignorance of the other in not knowing what he does.
A man who knows the world will not only make the most of everything he does know, but of many things that he does not know; and will gain more credit by his adroit mode of hiding his ignorance than the pendant by his awkward attempt to exhibit his erudition.
I know nothing except the fact of my ignorance.
It is impossible to make people understand their ignorance, for it requires knowledge to perceive it; and, therefore, he that can perceive it hath it not.
We live on an island surrounded by a sea of ignorance. As our island of knowledge grows, so does the shore of our ignorance.
Laugh not too much; the witty man laughs least: For wit is news only to ignorance. Lesse at thine own things laugh; lest in the jest Thy person share, and the conceit advance.
Ignorance of the law excuses no man.
Ignorance of the law excuses no man from practicing it.
A little learning is a dangerous thing, but a lot of ignorance is just as bad.
The quantity of books in a person's library, is often a cloud of witnesses to the ignorance of the owner.