Nothing in the world is more dangerous than a sincere ignorance and conscientious stupidity.

Nothing in the world is more dangerous than a sincere ignorance and conscientious stupidity.

Ignorance, madam, pure ignorance.

Ignorance, madam, pure ignorance.

The essence of knowledge is, having it, to apply it; not having it, to confess your ignorance.

The essence of knowledge is, having it, to apply it; not having it, to confess your ignorance.

If ignorance is bliss, there should be more happy people.

If ignorance is bliss, there should be more happy people.

And his best riches, ignorance of wealth.

And his best riches, ignorance of wealth.

Gross ignorance: 144 times worse than ordinary ignorance.

Gross ignorance: 144 times worse than ordinary ignorance.

It was a childish ignorance,
But now 'tis little joy
To know I'm further off from heaven
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It was a childish ignorance,
But now 'tis little joy
To know I'm further off from heaven
Than when I was a boy.

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

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

There is only one evil: ignorance.

There is only one evil: ignorance.