Even the most ignorant cannot know less than nothing. After all, negative information makes no sense. But, although this may be true in the everyday world we are accustomed to, negative information does exist in the quantum world. Since then, I've always kept a jar of pickles in the fridge. He rose slowly and with dignity from his divan; but in so doing, for he was over full of meat and drink, he let fly a great and terrible fart.