The only thing more expensive than education is ignorance.

The only thing more expensive than education is ignorance.

But let a man know that there are things to be known, of which he
is ignorant, and it read more

But let a man know that there are things to be known, of which he
is ignorant, and it is so much carved out of his domain of
universal knowledge.

Being ignorant is not so much a shame, as being unwilling to learn.

Being ignorant is not so much a shame, as being unwilling to learn.

Never let your persistence and passion turn into stubbornness and ignorance.

Never let your persistence and passion turn into stubbornness and 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

Discussion is an exchange of knowledge; an argument an exchange of ignorance.

Discussion is an exchange of knowledge; an argument an exchange of ignorance.

A man may live long, and die at last in ignorance of many truths,
which his mind was capable read more

A man may live long, and die at last in ignorance of many truths,
which his mind was capable of knowing, and that with certainty.

For "ignorance is the mother of devotion," as all the world
knows.

For "ignorance is the mother of devotion," as all the world
knows.

Discussion is an exchange of knowledge; argument is an exchange of ignorance

Discussion is an exchange of knowledge; argument is an exchange of ignorance