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.

Be ignorance thy choice, where knowledge leads to woe.

Be ignorance thy choice, where knowledge leads to woe.

All our ignorance brings us closer to death.

All our ignorance brings us closer to death.

There is no darkness but ignorance.

There is no darkness but ignorance.

One of the keys to happiness is a bad memory.

One of the keys to happiness is a bad memory.

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.

Ignorance is the dominion of absurdity.

Ignorance is the dominion of absurdity.

In extraordinary events ignorance of their causes produces
astonishment.
[Lat., Causarum ignoratio in re nova mirationem facit.]

In extraordinary events ignorance of their causes produces
astonishment.
[Lat., Causarum ignoratio in re nova mirationem facit.]

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.