Review: , they ca n't generate enough heat in this cold vacuum of a comedy to start a reaction . 
Sentiment: negative

Review: will stand in future years as an eloquent memorial to the world trade center tragedy 
Sentiment: positive

Review: is greatness 
Sentiment: positive

Review: worth the extra effort to see an artist , still committed to growth in his ninth decade , change while remaining true to his principles 
Sentiment: positive


Review: superb