"I suppose one could make a different but related argument that because certain mood disorders seem to be linked to creativity and intelligence, and because tho

"I suppose one could make a different but related argument that because certain mood disorders seem to be linked to creativity and intelligence, and because those things confer group advantage (in developing competitive strategy), depression might indirectly provide group advantage." That's a great counter-argument. But could I refute it as a tautology: mood disorders->intelligence->group advantage->mood disorders (by genetic inheritance of successful - though mood disordered - group members?