4 surviving letters between Libanius and Urbanus, spanning c. 317–328.
You do well to write to me now, and if you had written earlier, you would have done well then too.
I did not hesitate to write to you on behalf of a man who has a case in court -- I might even say in his defense.
I'm calling you to do what you do best: defend those who've been wronged.
Mothers who have already given birth attend those who are giving birth -- they share the pain, share the toil, and...