10 Great Youtube 収益化 Public Speakers
http://gregorybjaw536.iamarrows.com/10-things-most-people-don-t-know-about-youtube-zai-sheng-shi-jian-gou-ru
This fashion you may become a professor, who teaches the wonders of astronomy, or perhaps even get a situation at NASA. That could be incredible! Picture telling people today you understand that you work for NASA.