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The world is such, that irrespective of one's values and beliefs, one may find oneself faced with having to learn what one may dislike. Posting this doesn't mean I don't appreciate a system employing what GNU/Linux used to be. However, sometimes one may find oneself doing what one never imagines one will do in a thousand years and this is what is happening to me.
I am posting this as a memory aid for myself and others.
First and foremost, systemd has a manpage which can be accessed as usual. Together with that, systemctl also has a manpage. To access them, use the usual: man command.
Stopping, starting and querying services (daemons):
To stop the graphical desktop, ie the X server (I have lightdm installed):
Yes, I tried systemctl status ssh and the service's status is being displayed correctly. Then I will have to check if the service restart after running the command.