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.
The senate were again perturbed, but Appius Claudius told them that the power of the tribunes had been overcome in the previous year, it was actually so at the present moment, and the precedent thus set would govern the future, since it had been discovered that its very strength was breaking it
down. For there would never be wanting a tribune who would be glad to triumph over his colleague and secure the favour of the better party for the good of the State. If more were needed, more were ready to come to the assistance of the consuls, even one was sufficient, against the
rest. The consuls and leaders of the senate had only to take the trouble to secure, if not all, at least some of the tribunes on the side of the commonwealth and the senate.
The senators followed this advice, and whilst, as a body, they treated the tribunes with courtesy and kindness, the men of consular rank, in each private suit which they instituted, succeeded, partly by personal influence, partly by the authority their rank gave them, in getting the tribunes to exert their power for the welfare of the
State. Four of the tribunes were opposed to the one who was a hindrance to the public good; by their aid the consuls raised the
levy. Then they set out for the campaign against Veii. Succours had reached this city from all parts of Etruria, not so much out of regard for the Veientines as because hopes were entertained of the possible dissolution of the Roman State through intestine