Many traders feel that the key to successful and profitable trading lies solely in finding the "perfect system," or at least a highly profitable trading method. They fail to realize, and never learn, that without understanding themselves, and mastering the psychological aspect of trading, they will never be truly successful. Without the proper discipline and dedication, any system or method becomes ineffective. In this classic book, the attitude, mental discipline, and philosophy required to become a successful trader are explored by veteran trader Roy Longstreet.