What do you think about Shakespeare? Do you believe him to be a genius? As for Bernard Show, he thought Shakespeare was a creepy nerd. Do you admire the great Leonardo da Vinci? Renoir called the leading figure of the Italian Renaissance the dullest person he had ever met. Approximately the same way Renoir felt about Michelangelo.
Artists, designers, writers, filmmakers, and many other cultural figures—all geniuses are united not only by the love of beauty but also by the abhorrence to each other. And such hate can sometimes take shape of some original, rude, offensive, witty, or simply funny statements.