But then there was the other aspect of his supposedly superb insight and apprehension, and it was hard to miss: he was often confident, but he was just as often paralyzed, less a savant in these instances than a figure of sputtering and dangerous insecurities, whose instinctive response was to lash out and behave as if his gut, however silent and confused, was in fact in some clear and forceful way telling him what to do.