8. A method comprising: processing text in electronic content to identify a topical expression and a polar expression in the electronic content; determining a topic of the topical expression and a polarity of the polar expression; identifying a relevance of the polar expression to the topical expression; generating a confidence score associated with the relevance of the polar expression to the topical expression; and displaying the topical expression with the polar expression and the confidence score to a user.
10. The method of claim 8 , further comprising displaying an aggregated plurality of topical expression and corresponding polar expressions identified from a plurality of electronic content.