"Frisk..." Focus, Asriel. Focus. Frisk didn't sound too happy to see him--understandable. His paws ball into fists by his sides. "I-I'm so sorry. For what I did to you and the island. I said all those horrible things to you... I even blamed you for what happened when it was entirely my fault. I thought I'd have no control over myself when I changed back into Flowey. But even when I'm me, even when I can love..."

"It all started because I learned I still didn't have a soul. It's thanks to this island I can live a normal life and care about people again. But... But since some people suddenly disappear--and never come back--I got afraid. I didn't want to lose everything again! So I started stealing people's souls so I can be the God of Hyperdeath's final form again. I wanted to take over the timeline so the island didn't take people away anymore. And I--I wouldn't change back and become something worse. And it happened anyway! I ended up being the same person I wanted to protect everybody from! What does it say about me? I don't even have the excuse of not having a soul! I thought I was doing the right thing. There's just no justifying what I've done! Nothing! I... I really am a..."

You really ARE an idiot.