If there ever were a world championship for politeness, Viswanathan Anand would win it every year. If there were one for longevity, he would probably win that, too. But perhaps above all, Anand’s greatest quality is his honesty, of a kind that has helped him stay at the top of his sport for over 30 years. In 1995, when he lost his first world championship playoff to Garry Kasparov, Anand was quick to admit that he just hadn’t been good enough and that his game needed more depth. That was an odd thing to say for the second-best player in