This is an example page. It differs from a blog post because it stays in a fixed position and appears in the site navigation (in most themes). Many people start with an information page that introduces them to potential visitors. Which might say something like this:

Greetings! I'm a pony express by day, an aspiring actor by night and this is my blog. I live in Los Angeles, I have a beautiful dog named Jack and I love the piña colada. (And find myself in the rain.)

... or something like this:

The XYZ Doohickey Company was founded in 1971 and has been selling quality cazzabubbole to its customers ever since. Located in Gotham City, XYZ employs over 2,000 people and produces the most amazing things for the Gotham community.

As a new WordPress user, you can go on the bulletin board to delete this page and create new pages for your content. Good fun!