I would point out that the cultural advance of these people has been suppressed in the past and continues to be suppressed in the present by policies designed to keep them in ignorance.
Hideki Tojo

Ignorance is no excuse, it's the real thing.
Irene Peter

There is no stopping the world's tendency to throw off imposed restraints, the religious authority that is based on the ignorance of the many, the political authority that is based on the knowledge of the few.
Van Wyck Brooks

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

One column of truth cannot hold an institution of ideas from falling into ignorance. It is wiser that a person of prudence and purpose save his strength for battles that can be won.
Bryant H. McGill

Sixty years ago I knew everything; now I know nothing; education is a progressive discovery of our own ignorance.
Will Durant

The inspiration of the Bible depends upon the ignorance of the gentleman who reads it.
Robert Green Ingersoll

Ignorance is never better than knowledge.
Enrico Fermi

Ignorance is the soil in which belief in miracles grows.
Robert Green Ingersoll

Our knowledge is a receding mirage in an expanding desert of ignorance.
Will Durant

It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge.
Enrico Fermi

Where ignorance is bliss it's foolish to borrow your neighbor's newspaper.
Kin Hubbard

Ignorance is the mother of all evils.
Francois Rabelais

To be proud of learning is the greatest ignorance.
Jeremy Taylor

Never let your persistence and passion turn into stubbornness and ignorance.
Anthony J. D'Angelo

There is no slavery but ignorance.
Robert Green Ingersoll

We fear things in proportion to our ignorance of them.
Christian Nestell Bovee

How difficult it is to save the bark of reputation from the rocks of ignorance.
Petrarch

I am astonished each time I come to the U.S. by the ignorance of a high percentage of the population, which knows almost nothing about Latin America or about the world. It's quite blind and deaf to anything that may happen outside the frontiers of the U.S.
Eduardo Galeano

The greatest obstacle to discovery is not ignorance - it is the illusion of knowledge.
Daniel J. Boorstin