Ab urbe condita
Titus Livius (Livy)
Livy. History of Rome, Volumes 1-2. Roberts, Canon, Rev, translator. London, New York: J. M. Dent and Sons; E. P. Dutton and Co., 1912.
At length he put out the signal for battle and spoke a few words of encouragement to his men. He told them not to let themselves be daunted by a new war or a new enemy, for the further they carried their arms from the City the more unwarlike were the nations whom they approached.
They were not to measure the courage of the Samnites by the defeats they had inflicted on the Sidicines and the Campanians; whenever two nations fought together, whatever the qualities they possessed, one side must necessarily be vanquished.