What does this quote mean “more people would learn from their mistakes if they weren't so busy denying them”

70 ! i need an intro paragraph. here is the prompt, "suppose that the mayor of your city wants to declare a television-free week. no one in the city could watch tv. some people are for the idea, and others are against it. the local newspaper is devoting a special section to discussing the issue, and you want to write an article stating your view. which side do you take and why? " i am saying it should not be done. my reasons are the importance of news, children entertainment, and sports. i really need with my intro