Great reasons to start a blog from lifehack.org

For
people who wonder, “why blog?”, the people at lifehack.org have listed
a number of strong reasons why you should in their article, How To Use Your Blog To Make 2008 Your Best Year Ever!

The
article is written from a viewpoint of how to use a blog to improve
yourself, and the bonuses they list regarding blogging (e.g. track
progress, get feedback, share knowledge) apply to anyone, either
personally or professionally.