This is a sample page. A page is different from a post in that a page is a post with permanent content, which – in most templates – is in a permanent place in the navigation section of the website. Most people start with an Introduction page that introduces them or their business to website visitors. The About page might look something like this:

Greetings to the Readers! I’m a pizza delivery boy on a bike by day and an aspiring actor trainee by night, and this is my website.
I live in Budapest and have a wonderful German Shepherd dog called Velorex. My favourite cocktail is the Piña Colada, but I also really like the Mojito. (But, the real juice: a velvety red wine.)

…or something else entirely:

The XYZ Bigyó Company was founded in 1971 and has been producing the best quality bigyó ever since. The company is headquartered in Budapest, where it employs more than 2,000 people and is actively involved in a number of community and charitable programmes.

As a new WordPress user, you can go to the Control Panel to delete this page and create a new page for your own content. Have fun!