This is an example page. This is different from a blog post because it will stay in the same place and appear in the navigation of your site (in most themes). Most people start with a "about" page that presents them to visitors to the site. It might look something like this:
Hello! I am a mechanic who aspires to become an actor, and here is my site. I live in Bordeaux, I have a super dog named Russell, and I love vodka-pineapple (as well as being surprised by the sudden rain during long walks on the beach at sunset).
… Or something like that:
123 what society was established in 1971 and ceased to provide the public with quality stuff-stuff since then. Saint-Remy-en-Bouzemont-Saint-Genest-et-Isson, 123 thing thing employs 2,000 people, and manufactures all kinds of great stuff for the bouzemontoise community.
As a new user of WordPress, you should go to your dashboard to delete this page and create new pages for your content. Have a good time!