You could also use JQuery to “clone” a section of the content and output a blockquote or other element. That way you could add a class to a particular phrase or paragraph you like and it will create an additional element copying out the content.
That image is from theverge.com where they use pull quotes all of the time. They don’t use an jquery but code the part they want pulled. They use the quote tag (q) and apply the styles in CSS. I know they dont’ use jquery because they show up in rss unstyled with double quotes. This article has them http://www.theverge.com/2012/12/6/3735676/tim-cook-apple-media-tour