People change over time, especially with age since people experience more altering their point of view on certain subjects. With all the changes, sometimes it take more time to get use to them. In The 7 Habits of Highly Effective Teens by Sean Covey, Covey talks about the way people act and how they can improve. Generally people don’t completely listen or stay in their comfort zone. Another common issue is that people are often unable to meet a deadline. In the book, Covey goes through why these things happen.