Review: it may be a no-brainer , but at least it 's a funny no-brainer 
Sentiment: positive

Review: an enjoyable , if occasionally flawed , experiment . 
Sentiment: positive

Review: that someone other than the director got into the editing room and tried to improve things by making the movie go faster 
Sentiment: negative

Review: picture that illustrates an american tragedy 
Sentiment: positive


Review: gives it a buoyant delivery