"Ignorance of causes, makes men apt to attribute every event to some immediate invisible agent."

"For every man that is not a fool, hath a desire to preserve himself; and to that end, to avoid death."

"For seeing that the whole life of man is but a motion, and can never be without desire, nor without fear, no more than without sense."

"Fear and I were born twins."

"The source of all superstition is ignorance of natural causes."