It's one of the things that makes us different than they are, Harry. The blood on their hands does not make it right to bloody my own. My choices are measured against my own soul. Not against the stains on theirs.
The married thing. Sometimes I look at it and feel like someone from a Dickens novel, standing outside in the cold and staring in at Christmas dinner. Relationships hadn't ever really worked for me. I think it's had something to do with all the demons, ghosts, and human sacrifice.