No matter what the product is, there will always be someone who does not like it for some reason, and the Harry Potter books surely have their critics. The focus on wizardry[巫术] and magic in the books made them the most challenged books in 1999. Opponents[反对者] of the Harry Potter series believe that anything that mentions a witch or a magic spell[符咒] is equated with evil[罪恶]. No matter what the product is, there will always be someone who does not like it for some reason, and the Harry Potter books surely have their critics. The focus on wizardry [magic] and magic in the books made them the most challenged books In 1999. Opponents of the Harry Potter series believe that anything anything mentions a witch or a magic spell.