Cicero's three books of offices, or moral duties

-Page numbers are available for citation. Because they were added to text "manually" by hyperlink , readers can access them from all devices (old generation kindle, ios, etc..) with no problem. -Original index was hyper-linked. -Word index was added for frequent words. -All indexes have letter shortcuts. -Footnotes are bi-directional. -A brief guide to stoicism was added (about philosopher, further reading , websites, etc.). See appendix. Purpose of Stoicism Series submit best digital edition of primary books for reader who wants to study Stoicism.