He'd always known that the world was an interesting place, and his imagination had peopled it with pirates and bandits and spies and astronauts and similar. But he'd also had a nagging suspicion that, when you seriously got right down to it, they were all just things in books and didn't properly exist anymore.
Terry PratchettSheep are stupid, and have to be driven. But goats are intelligent, and need to be led.
Terry Pratchett