1.  It will not change your life. (Only you can do that.)
  2. It might cause you to feel discontented with your own life.
  3. It might encourage you to take your own adventure, and you prefer reading about adventures to taking them. (Adventures cause upheaval for yourself and others.)
  4. It will not teach you how to become rich. Indeed you might stop caring about money and things. (And then what will motivate you?)