Review: love and humility 
Sentiment: positive

Review: add much-needed levity 
Sentiment: positive

Review: illuminating an era of theatrical comedy that , while past , 
Sentiment: positive

Review: that proceeds from a stunningly unoriginal premise 
Sentiment: negative


Review: ( i ) t 's certainly laudable that the movie deals with hot-button issues in a comedic context , but barbershop is n't as funny as it should be .