Sample page. Pages are different from blog posts because they are not only always located in one place, but they also appear in the site menu (in most themes). Most users start with an "About" page, which introduces them to visitors to the site. Such a page might contain content like this, for example:
Hi! By day I'm a bike courier, by night I'm trying my hand at acting, and this is my website. I live in Kraków, I have a wonderful dog named Reks, and I like piña coladas (and going for walks when it rains).
…or something like that:
XYZ Doohickey was founded in 1971 and has been providing the public with high-quality gadgets ever since. Located in Gotham City, XYZ employs over 2,000 people and does amazing things for the Gotham community.
As a new WordPress user, you should go to your dashboard to delete this page and create a new one with your own content. Have fun!