This is me:
This is a doormat:
Now, if you have difficulty distinguishing between the two, I don't think glasses will help and a visit to the optometrist would be a complete waste of your time. So, all I can suggest is that you stop trying to talk to me, because I won't waste my time on you.
Note: This blog is not directed at any one person. If you have this overwhelming urge to give me a piece of your mind or feel that it's directed at you, then it is and you should reread the red sentence.