...by Sun Su,as read by Presidents of the U.S.A.,and most of the prominent leaders of the World,it IS,the ultimate book.,v saw a reference to THE BOOK in "Wall Street",the movie,did you?....get a copy fast,it will turn YOUR life around,the author died hundreds of years ago,but he did a true record of the Chinese 400 year war against the rest of World,it tells you how to gain advantage from ANY situation.