“There are only two kinds of people who are really fascinating: people who know absolutely everything, and people who know absolutely nothing.”

“There are only two kinds of people who are really fascinating: the truly creative and the truly medicated”

“In truth, there are only two kinds of people; those who accept dogma and know it, and those who accept dogma and don't know it.”

“There are two kinds of people in this world: Those who believe there are two kinds of people in this world and those who are smart enough to know better.”

“There seem to be only two kinds of people: Those who think that metaphors are facts, and those who know that they are not facts. Those who know they are not facts are what we call "atheists," and those who think they are facts are "religious." Which group really gets the message?”

“Philosophers are people who know less and less about more and more, until they know nothing about everything. Scientists are people who know more and more about less and less, until they know everything about nothing.”