public void setHostile(boolean hostile) {
        this.hostile = hostile;
        
        // special cases
        if (name.equals("Hrangst Jaltibrond")) {
            removeDialogue("salutations");
            addDialogue("salutations", "You have to die!");
            removeDialogue("greetingsNear");
            addDialogue("greetingsNear", "You hear the old man moving around in the adjoining room, but with more decisiveness and speed than before. You sense that something is wrong.");
            removeDialogue("greetingsSame");
            addDialogue("greetingsSame", "The old man charges at you with a dagger! His eyes are black and he seems to have cut his own wrists before coming at you.");
        }
    }