Greek and letter-reading ability

The Apologia and Florida of Apuleius of Madaura primary

Apuleius rejects the claim that he seduced Pudentilla by flattery, denies a forged letter, explains why someone would read an easier version of a love letter, and says Pudentilla remained mentally sharp after writing it.

which Pudentilla wrote in Greek altogether too refined for his comprehension, found it easier to read this letter and set it off to greater advantage because it was his own. One more point and I shall have said enough about the letters. Pudentilla, after writing in jest and irony those words 'Come then, while I am yet in my senses', sent for her sons and her daughter-in-law and lived with them for about two months. …