The Pros and Cons of Twitter リツイート

http://trevorjqyi351.cavandoragh.org/14-questions-you-might-be-afraid-to-ask-about-twitter-iine-maiu

In this way you could become a professor, who teaches the wonders of astronomy, or probably even obtain a position at NASA. That would be remarkable! Envision telling folks you know that you're employed for NASA.