To be ignorant of one's ignorance is the malady of the ignorant.

To be ignorant of one's ignorance is the malady of the ignorant.

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.

I have never met a man so ignorant that I couldn't learn something from him.

I have never met a man so ignorant that I couldn't learn something from him.

I do not pretend to know where many ignorant men are sure -- that is all that agnosticism means.

I do not pretend to know where many ignorant men are sure -- that is all that agnosticism means.

Mr. Kremlin himself was distinguished for ignorance, for he had
only one idea, and that was wrong.

Mr. Kremlin himself was distinguished for ignorance, for he had
only one idea, and that was wrong.

Nothing is so dangerous as an ignorant friend; a wise enemy is
worth more.
[Fr., Rien n'est si read more

Nothing is so dangerous as an ignorant friend; a wise enemy is
worth more.
[Fr., Rien n'est si dangereux qu'un ignorant ami;
Mieux vaudrait un sage ennemi.]

He must be very ignorant for he answers every question he is asked

He must be very ignorant for he answers every question he is asked

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

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

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