private void ClickEditBelief(object o)
        {
            EditBeliefWindow beliefDialog = new EditBeliefWindow();

            beliefDialog.BeliefValue          = SelectedBelief.Belief;
            beliefDialog.cbTopic.ItemsSource  = Topics;
            beliefDialog.cbTopic.SelectedItem = SelectedTopic;
            beliefDialog.ShowDialog();
            if (beliefDialog.DialogResult == true)
            {
                SelectedBelief.TopicId = beliefDialog.TopicValue.Id;
                SelectedBelief.Belief  = beliefDialog.BeliefValue;
                BibleBeliefsRepository.UpdateBelief(_SelectedBelief);
            }
            Beliefs = BibleBeliefsRepository.GetBeliefs(_SelectedTopic.Id);
        }