I do that too, except I haven't killed anyone yet and won't unless they are really an anathema. And I hate the fact that I tend to favor villagers based of appearence. It's something society has been doing enough of in the real world... but I admit that is what I do. \:\(
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When climbing the ladder of success, always remember. You can help as many people as you want- but in the end they'll get up there first and drop wet, sticky things on your head.