Review: an emotionally strong and politically potent piece of cinema 
Sentiment: positive

Review: that we would pay a considerable ransom not to be looking at 
Sentiment: negative

Review: too conventional -- lots of boring talking heads , etc. -- to do the subject matter justice 
Sentiment: negative

Review: a rumor of angels does n't just slip -- it avalanches into forced fuzziness . 
Sentiment: negative


Review: little action , almost no suspense or believable tension