Andrew Coyne: Justin Trudeau’s gaffes reveal the gulf between his intellectual reach and grasp

...the Trudeauvian gaffe generally involves a quite deliberate statement, presented not flippantly or off-hand but in a determined effort to sound provocative or profound. If they instead strike the listener as ill-judged, it is because he seems to have invested so little actual thought in them. It is in the gulf between his intellectual reach and grasp that his reputation as a ninny has been earned.