So you think that everyone that is raised in an ''evil'' society are tragic and broken? All drow, all goblins etc? Every individual can feel sad for loss. Also, from what I undrstood, she killed a lot of the people she cared about due to betrayal, not enemies, but it's not that important. There are always unpleasant things on any path you take, doesn't mean that the path is not for you, as soon as you encounter the first difficulty.