This is an example page. It’s different from a blog post because it will stay in one place and will show up in your site na­vi­ga­tion (in most themes). Most people start with an About page that in­tro­duces them to potential site visitors. It might say something like this :

Hi there ! I’m a bike messenger by day, aspiring actor by night, and this is my website. I live in Los Angeles, have a great dog named Jack, and I like piña coladas. (And gettin’ caught in the rain.)

…or something like this :

The XYZ Doohickey Company was founded in 1971, and has been providing quality doo­hi­ckeys to the public ever since. Located in Gotham City, XYZ employs over 2,000 people and does all kinds of awesome things for the Gotham community.

As a new WordPress user, you should go to your dashboard to delete this page and create new pages for your content. Have fun !