This is the most complete, readable, and explanatory edition of Cicero's "On Duties" available in English. “On Duties” represents the pinnacle of Western moral philosophy. Not only is it an unmatched practical guide to conduct, but it also serves as a profoundly ennobling vision of man. Acknowledged as a supreme moral authority for many centuries, it was the second book (after the Gutenberg Bible) to be printed following the invention of the printing press. This new English translation by Quintus Curtius was specifically designed with the needs of the modern reader in mind. It reproduces the majesty and elegance of the original, while at the same time containing features found in no other edition. Lucid, precise, and accessible, this complete and unabridged edition contains the following special features: 1. An innovative topical organizational scheme that permits easy location of subjects and terms 2. Detailed textual notes for unfamiliar terms and historical references 3. Detailed commentaries and synopses on the text 4. Complete subject and name index 5. Additional explanatory essays Quintus Curtius is an attorney, writer, and former Marine officer. He can be found at www.qcurtius.com.