Everyone's heard of Erwin Schrodinger's famous thought experiment. You put a cat in a box with a bottle of poison, which many people would suggest is about as far as you need to go.
Terry PratchettI've always felt that what I have going for me is not my imagination, because everyone has an imagination. What I have is a relentlessly controlled imagination. What looks like wild invention is actually quite carefully calculated.
Terry Pratchett...no-one is finally dead until the ripples they cause in the world die away... The span of someone's life, they say, is only the core of their actual existence.
Terry Pratchett