Actually, I don't think men and elves can have children in the PoE universal. That's why there are no playable half- races.
No, I distinctly remember Aloth talking about it.
Probably spurned on by either Durance or the little perverted orlan druid who's name I keep forgetting.
EDIT: No, actually he mentions it when you ask him about his parents and Aedyr.
http://imgur.com/a/2OEuq