Review: sophomoric 
Sentiment: negative

Review: ... `` bowling for columbine '' remains a disquieting and thought-provoking film ... 
Sentiment: positive

Review: earns extra points by acting as if it were n't 
Sentiment: positive

Review: an instance of an old dog not only learning but inventing a remarkable new trick . 
Sentiment: positive


Review: that even its target audience talked all the way through it