Marcus Tullius Cicero Quotes about Peace

"Letters to Atticus" (1st century B.C.), as quoted in "Words on war: military quotations from ancient times to the present", book by Jay M. Shafritz, 1990.
Marcus Tullius Cicero (1871). “The Orations of Marcus Tullius Cicero”, p.66
For to me every sort of peace with the citizens seemed to be of more service than civil war.
"Philippics". 2. 15. 37,