MN did a person delete all of their posts? You sound like my kind of person, I love love people who have somthing intelligent to say & think outside the box (pardon the pun),.. May I ask, do you have a degree in psychology?
When you block a person, they can no longer invite you to a private message or post to your profile wall. Replies and comments they make will be collapsed/hidden by default. Finally, you'll never receive email notifications about content they create or likes they designate for your content.
Note: if you proceed, you will no longer be following .