Purity – Comic of the Day Jokes Add comments May 272010 Advertisement Source: xkcd Methinks English teachers are below sociologists. If you enjoyed this post, please consider sharing the post with the buttons below, leaving a comment, or subscribing to the RSS feed to have future articles delivered to your feed reader.Share the knowledge!FacebookTwitterGoogle +1StumbleUponRedditTumblrPinterestEmailPrintMoreDiggLinkedInDelicious Related posts: Comic of the Day: Google Maps xkcd: Period Speech Leave a Reply Cancel reply