说这么多，我想要告诉你的就是：教学是一个非常，非常赢利的行业，尤其是在博客世界里。
The point I'm making is simply this: Teaching is a very, very profitable business, especially in the blogosphere.
如果我无法通过互联网快速接触通常是值得信赖的信息，那要在繁忙的教学、研究和演讲日程中挤出时间来发表博客文章简直是不可能的事。
I would find it virtually impossible to fit Posting on our blog into a busy teaching, research, and speaking schedule without quick access through the Internet to generally reliable information.
说这么多，我想要告诉你的就是：教学是一个非常，非常赢利的行业，尤其是在博客世界里。
The point I'm making is simply this: Teaching is a very very profitable business especially in the blogosphere.
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