A man is never astonished that he doesn't know what another does, but he is surprised at the gross ignorance of the other in not knowing what he does.

A judicious man uses statistics, not to get knowledge, but to save himself from having ignorance foisted upon him

A man is never astonished that he doesn't know what another does, but he is surprised at the gross ignorance of the other in not knowing what he does.

Knowledge removes the darkness of ignorance and thus helps even the most ignorant man to become knowledgeable.

I can hardly keep track of the things I don't know, but every now and then comes an ignorance that makes me nostalgic.

Charles V said that a man who knew four languages was worth four men; and Alexander the Great so valued learning, that he used to say he was more indebted to Aristotle for giving him knowledge that, than his father Philip for giving him life.