[The shade reappears, now sitting with his back against the wall and his knees pulled up to his chest. The glow of his eyes, and the sickly greenish skull behind it, is all the clear form there is to him.]

It didn't stop anything.

Mother still yelled. Especially after you left. I think it made Bellatrix worse. And... and it almost got Kreacher killed. It did get me killed.

I should have gone when you did. I should just have listened to you, if I was going to listen to anybody.

[He raises his head, white light from his eyes reflecting on the tendrils of darkness that snake all around him.]

I'm sorry. About the shadows. I'm trying to...

...I can't control it. [I can't control myself, he means. These are more feelings than even he can tamp down.]