This has to be the silliest question of the week [weak?
]. What evidence do you suppose is available to show that something does not exist?
Dear John,
Just a quick note to show you that this is not a real note and neither it nor I really exist.
Love Μᾶρκος
Now let's just consider one further point. Let's suppose for one minute that Mark actually lived at the time you believe and that he sat down one day to write what became known as his gospel. OK?
So one guy writes some stuff 2000 years ago and you believe it! If Hillary Clinton was pictured on TV actually writing something with a pen in her dainty mitt, you would not believe it!
Do you think that logic really forms any part of your belief mechanism?