Review: prove that ` zany ' does n't necessarily mean ` funny 
Sentiment: negative

Review: 's no art here 
Sentiment: negative

Review: a good documentary can make interesting a subject you thought would leave you cold . 
Sentiment: positive

Review: figure the power-lunchers do n't care to understand , either 
Sentiment: negative


Review: ends with a story that is so far-fetched it would be impossible to believe if it were n't true