The greatest obstacle to discovery is not ignorance - it is the illusion of knowledge.

The greatest obstacle to discovery is not ignorance - it is the illusion of knowledge.

Ignorance is not bliss - it is oblivion

Ignorance is not bliss - it is oblivion

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.

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

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

There is nothing more frightful than an active ignorance.
[Ger., Es ist nichts schrecklicher als eine thatige
Unwissenheit.]

There is nothing more frightful than an active ignorance.
[Ger., Es ist nichts schrecklicher als eine thatige
Unwissenheit.]

The only thing more expensive than education is ignorance.

The only thing more expensive than education is ignorance.

All our ignorance brings us closer to death.

All our ignorance brings us closer to death.

Your ignorance cramps my conversation

Your ignorance cramps my conversation

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

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