16 surviving letters between Protadius and Quintus Aurelius Symmachus, spanning 371-382 AD.
You know that our silence is an equal offense on both sides, and so the blame is unfairly placed on me alone for...
To a friend (~371 AD):
I owe it to men of proven worth to recommend them to you, since admission to your circle of friends is a supreme gift.
To a friend: Even when I was staying in Milan, I observed the courtesy of greeting you, and now that I have...
Resume the path of our long-neglected custom — I lead the way, being the first to break our shared offense of silence.
A fragmentary letter surviving only as a partial heading and brief reference in the manuscript.
Our friendship is on everyone's lips, and the fame of your horses has reached distant places.
If I may say so, we no longer lack a supply of chariot horses for the games — but the delay in the praetorship spurs...
No one who carries your letters to me has ever gone back to you empty-handed.
...I am still waiting in suspense for your judgment on those pieces belonging to our togaed nation.
I had long been waiting for your letters, uncertain in my mind about what so prolonged a silence might mean.
Even if personal and friendly petition were lacking, the force of public justice could not fail to support so...
Generously, as is your way, you sent an attendant to assist our return journey.
When I departed, you entrusted me with a responsibility befitting our friendship: not to keep silent about matters...
The results will show how much your diligence has accomplished for the public good, once unnecessary expenditures...
I was wondering what could possibly explain the fact that a man so devoted to the courtesies of friendship had...