Dive in and see where the words (and links) lead you
There are many weblogs now that are designed to be easy to set up, customize and get started. Blogs like WordPress, Tumblr, Blogger and Posterous allow you to set up personal blogs or more open formats that others can contribute to. Most also connect to other forms of social media like Facebook and Twitter for further sharing and expansion of audience.
Check out the related links for places to dive in.