“Beware of false knowledge; it is more dangerous than ignorance.”
“...Writings can be stolen, or changed, or used for evil purposes. But isn't the risk worth taking? The more people who share knowledge, the greater safeguard for it. Isn't there more danger in ignorance than knowledge?”
“False hopes are more dangerous than fears.”
“Imperfect understanding is often more dangerous than ignorance.”
“Knowledge is always worth more than innocence. Or ignorance.”
“Nothing in the world is more dangerous than sincere ignorance and conscientious stupidity.”