It is an infantile superstition of the human spirit that virginity would be thought a virtue and not the barrier that separates ignorance from knowledge.

Ignorance more frequently begets confidence than does knowledge: it is those who know little and not those who know much who so positively assert that this or that problem will never be solved by science.

The recipe for perpetual ignorance is: Be satisfied with your opinions and content with your knowledge.

The doorstep to the temple of wisdom is a knowledge of our own ignorance.

The greater our knowledge increases the more our ignorance unfolds.

We live on an island surrounded by a sea of ignorance. As our island of knowledge grows so does the shore of our ignorance.

Even knowledge has to be in the fashion and where it is not it is wise to affect ignorance.

It is harder to conceal ignorance than to acquire knowledge.

They say a little knowledge is a dangerous thing but it's not one half so bad as a lot of ignorance.

Our knowledge can only be finite while our ignorance must necessarily be infinite.

The only good is knowledge and the only evil is ignorance.

I prefer tongue-tied knowledge to ignorant loquacity.

Suppose that we are wise enough to learn and know - and yet not wise enough to control our learning and knowledge so that we use it to destroy ourselves? Even if that is so knowledge remains better than ignorance.

If knowledge can create problems it is not through ignorance that we can solve them.

Opinion is the medium between knowledge and ignorance.

Entire ignorance is not so terrible or extreme an evil and is far from being the greatest of all too much cleverness and too much learning accompanied with ill bringing-up are far more fatal.

To attempt to superimpose its views through the exercise of force is seldom the part of intelligence it is frequently the part of ignorance.

In the clashes between ignorance and intelligence ignorance is generally the aggressor.

Ignorance is no excuse it's the real thing.

A person must have a certain amount of intelligent ignorance to get anywhere.

The bookful blockhead ignorantly read With loads of learned lumber in his head.

It takes a lot of things to prove you are smart but only one thing to prove you are ignorant.

Real knowledge is to know the extent of one's ignorance.

It is not ignorance but knowledge which is the mother of wonder.