5 surviving letters between Cassiodorus and Theodora, spanning 522 AD.
VARIAE, BOOK 10, LETTER 10
I received Your Piety's letter with the gratitude that always accompanies something long desired, and I was honored...
You must appreciate, wisest of Augustas, how eagerly I wish to seek your favor — which my lord husband also desires...
When I received your ambassador, the most eloquent Peter — a man who, more honorably even than his official...
When the most learned Peter arrived, the love of Your Serenity so filled me that I felt I was seeing you in person,...