"While I'm still confused and uncertain, it's on a much higher plane, d'you 
see, and at least I know I'm bewildered about the really fundamental and 
important facts of the universe." 
Treatle nodded. "I hadn't looked at it like that," he said, "But you're 
absolutely right. He's really pushed back the boundaries of ignorance." 
        -- Discworld scientists at work 
           (Terry Pratchett, Equal Rites)