Review: this is a movie that tells stories that work -- is charming , is moving 
Sentiment: positive

Review: with its leaden acting , dull exposition and telegraphed ` surprises 
Sentiment: negative

Review: the extensive use of stock footage 
Sentiment: negative

Review: it 's unlikely to inspire anything more than a visit to mcdonald 's , let alone some savvy street activism 
Sentiment: negative


Review: surprising discovery