people ! .this book is a compilation of sermons and letters of imam ali who was the successor of prophet Muhammad (p.b.u.h.a.h.p). this book is so great that i think every human being should read it. it answers and guides a person in the most comprehensive way. it answers all the question we humans try to ponder. it makes one clear about realities of the world and importance of good deeds. it starts with describing the greatness of GOD. and why he sent all the prophets. it conatains the most comprehensive advices in order to be successful in this life and in the after life. it has much more to have a thought upon. it . do read 
as it had an amazing effect on me.
mediafire link
4shared.com link
as it had an amazing effect on me.mediafire link
HTML:
http://www.mediafire.com/file/1j5m2jkq1ql/Peak of Eloquence-Nahjul Balagha-IMAM ALI.pdf
HTML:
http://www.4shared.com/file/247997401/7c382ba8/Peak_of_Eloquence-Nahjul_Balag.html