Because Big Brother is watching me. And I did read it in 1984 and it is a 4-star book. 
 Just so you know, there is some RSS aggregator out there posting your public reviews with information (like your last name) that is supposed to be PRIVATE from goodreads privacy settings. Anyway, I went to their site and they said I could use this generated code to confirm that I own this "feed" (participation in goodreads?) 
 uZEBf5dSPVJssR66xg54 
 Anyway, you might want to check out this site to see how much of your private goodreads info is leaking out to the web at large. 
 Here is the site: google it and your last name, I suggest. www.rssing.com