4 is enough to do damage... And while I understand your negative feelings towards your W right now, I would think there would be more concern about your D and her well-being.
Me:49 H:47 S: 16 T:27 M:25 My EA: 2001 His PA: 10/2007, 6/2013 Separated, but H still in house
Find your Shambala: a place of peace and happiness.