Rather than just retweeting a link, blog post, article, etc. why not personalize it a little? In other words, what exactly about the item (you are about to retweet) struck you enough to pass it along? What facts, statistics, and/or data did you find to be the most helpful and informative? Was there a quote or paragraph that really stood out to you? If so, share that information with your Twitter world, as well!
I think it helps make you sound more like an actual person with real thoughts and feelings, rather than just an automatic responder (if you will) when you take the time to mention something specific in your retweet.
A few options I have seen as of late are:
Retweeting is considered a compliment and in my opinion, personalizing the retweet makes it even more of a compliment. Twitter is a great way to stay current with anything and everything in real time. As Twitter states on their home page, Discover what’s happening right now, anywhere in the world.