"I don't need to prove to you my credentials!" David snapped, then closed his eyes and rubbed his hand down his face. Calm. Be calm.
"You don't need to talk down to me. Iestyn and Aderyn are adults, who are capable of having meaningful relationships with more than one person. Rhiannon- You won't push me out. I'm telling you that now, so you can stop trying. Whatever issues you have with me, you need to find another way around." Of course she would have issues. He knew she felt like he'd taken Bridget and ruined her future, but that would have to be dealt with at another time, in another place.