Review: the movie is well done , but slow . 
Sentiment: negative

Review: are portrayed with almost supernatural powers to humble , teach and ultimately redeem their mentally `` superior '' friends , family ... 
Sentiment: positive

Review: astonishing is n't the word -- neither is incompetent , incoherent or just plain crap 
Sentiment: negative

Review: nasty aftertaste 
Sentiment: negative


Review: a soul-stirring documentary