Since your reading this I am willing to bet that you either love to write or enjoy reading books.  If your dream is to someday become a famous author by writing a non-fiction book, you should initially question yourself whether you possess the capability and will power to gain the knowledge neccessary to become an author.  Do not trick yourself with the motiviation you have gained from the latest book you have read, it will be a pain staking and long journey before you will be able to author a book.