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:

Heee hallo! Leuk dat je op mijn site terecht bent gekomen en dan met name de moeite hebt genomen om mijn sample page te lezen.

Ik wil je belonen met.. gratis toegang tot mijn online gitaarles ! Mail me het woord ‘sample’ via het contactformulier en ik geef je direct toegang!)

…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!