There is no smoke without fire, and this old saying seems to be verified again in Nanjing. First came the sensational news that a 2-billion-yuan project would clean up all the roofs in the city, which was soon denied by relevant government departments as a misunderstanding of their plan, which was in fact to spend 50 million yuan on renovating the roofs of 100 buildings so that Nanjing would look better when viewed from Purple Mountain during the Youth Olympic Games.