Who ne'er knew salt, or heard the billows roar.

Who ne'er knew salt, or heard the billows roar.

The learned man knows that he is ignorant.

The learned man knows that he is ignorant.

There is only one evil: ignorance.

There is only one evil: ignorance.

Unintelligent people always look for a scapegoat.

Unintelligent people always look for a scapegoat.

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

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

Ignorance is never out of style. It was in fashion yesterday, it is the rage today and it will set read more

Ignorance is never out of style. It was in fashion yesterday, it is the rage today and it will set the pace tomorrow.

Ignorance is the night of the mind, a night without moon or star

Ignorance is the night of the mind, a night without moon or star

There is only one good, knowledge, and one evil, ignorance

There is only one good, knowledge, and one evil, ignorance

Ignorance and inconsideration are the two great causes of the ruin of mankind

Ignorance and inconsideration are the two great causes of the ruin of mankind