No Doubt There Is Someone Sitting Here Who Is Delighted At Having Been Chosen For The Command And Who - Entirely For His Own Selfish Reasons - Will Urge You To Make The Expedition - And All The More So Because He Is Still Too Young For His Post. He Wants To Be Admired For The Horses He Keeps - And Because These Things Are Expensive - He Hopes To Make Some Profit Out Of His Appointment 6.12 - Pg - 417

One of the ealiest works of recorded history, this is a historical account of the Peloponnesian War (431–404 BC), which was fought between the Peloponnesian League (led by Sparta) and the Delian League (led by Athens). It was written by Thucydides, an Athenian historian who also happened to serve as an Athenian general during the war.  The History is divided into eight books.