"Am I?" Joscelin smirks. "So you're just some unlucky bastard who got knifed in the street. Boo hoo; I've lived through plagues and civil wars and done a bit of knifing myself. One more body in the morgue doesn't make a difference in history. But you're still here, in a matter of speaking. Whatever 'that' is--take revenge for it. Ghosts can make life hell for the people who've wronged them, if they just stop moaning about it."