Review: help increase an average student 's self-esteem 
Sentiment: positive

Review: endlessly 
Sentiment: negative

Review: dry , reliable textbook 
Sentiment: negative

Review: just too bad the screenwriters eventually shoot themselves in the feet with cop flick cliches like an oily arms dealer , squad car pile-ups and the requisite screaming captain 
Sentiment: negative


Review: of a physician who needs to heal himself