[Steven's points are all valid, but that doesn't stop them from feeling like a terrible person. They've tried so hard to be better, to avoid killing anyone and anything, and still... It ended up with someone else having to kill for them. It's really their fault.

There's a pause before they reply.]

Didn't do what I could. Could have done more. Have already done more before. I just...

[They don't want to hurt people anymore, but... People ended up getting hurt, anyway. They don't know how to deal with that.

And they add, because they blame themselves that much:] ... You saw what I did to Mom.