Humans had built a world inside the world, which reflected it in pretty much the same way as a drop of water reflected the landscape. And yet ... and yet ... Inside this little world they had taken pains to put all the things you might think they would want to escape from - hatred, fear, tyranny, and so forth. Death was intrigued. They thought they wanted to be taken out of themselves, and every art humans dreamt up took them further in. He was fascinated.
Terry PratchettThe disc, being flat, has no real horizon. Any adventurous sailor who got funny ideas from staring at eggs and oranges for too long and set out for the antipodes soon learned that the reason why distant ships sometimes looked as though they were disappearing over the edge of the world was that they were disappearing over the edge of the world.
Terry PratchettIt's not worth doing something unless you were doing something that someone, somewere, would much rather you weren't doing.
Terry Pratchett