Ignorance ... is a painless evil; so, I should think, is dirt, considering the merry faces that go along with it.
Ignorance, madam, pure ignorance.
Ignorance sheer ignorance. There is no confidence to equal it. It's only when you know something about a profession that you are timid or careful.
I can't remember, because I never knew.
If you know nothing, it could be like an enemy in a way. I think that's the way I felt when I was young.
I don't have a Wikiquotes page.
Entire ignorance is not so terrible or extreme an evil, and is far from being the greatest of all.
Simple ignorance has in its time been complimented by the names of most of the vices, and of all the virtues.
what you don't know, you don't miss
Ignorance is not bliss. Ignorance is poverty. Ignorance is devastation. Ignorance is tragedy. And ignorance is illness. It all stems from ignorance.