If, for instance, the reader comes up with an idea that changes the world—gourmet coffee comes to mind, as well as Velcro and baby monitors—and in executing said idea subsequently strikes it rich, then the author cannot be held liable in any way.
Menna Abu Zahrahas quotedlast year
which is, if you go and get rich after reading this book, it's not my fault. I certainly didn't have anything to do with it.