Cicero's position previous to the beginning of the Correspondence in B.C. 68.The letters begin, then, in B.C. 68, when Cicero was in his thirty-seventh year. He was already a man of established reputation both as a pleader and a writer. Rhetorical treatises (B.C. 86), translations from Xenophon and Plato (B.C. 84), and from the poems of Aratus (B.C. 81), had given evidence of a varied literary interest and a promise of future eminence, while his success as an advocate had led to the first step in the official cursus honorum by his becoming a quaestor
Quaestor, B.C. 75.