Felix doesn't really comment on the time that he joined. After all, without the Joining he would be dead now. Instead, he focuses on her question.

He glances at the blade and then back at her. He has a small, slightly embarrassed smile on his face. "I am," he says. "I've never been very good at magic, and certainly couldn't use it in a fight. I wanted to train with the blade to be able to fight."