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

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

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

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

I am not ashamed to confess I am ignorant of what I do not know

I am not ashamed to confess I am ignorant of what I do not know

Be ignorance thy choice, where knowledge leads to woe.

Be ignorance thy choice, where knowledge leads to woe.

One of the keys to happiness is a bad memory.

One of the keys to happiness is a bad memory.

Ignorance is the soil in which belief in miracles grows.

Ignorance is the soil in which belief in miracles grows.

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

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

All our ignorance brings us closer to death.

All our ignorance brings us closer to death.

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

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