How to Interact with Introverted People

As an introverted person who has many extroverted friends, I've often had trouble explaining to them that I find social interaction literally exhausting, so if it's not necessary or important, I'm not going to want to talk.  It doesn't mean that I'm mad at them, or that I don't like them.  It just means that I'm not going to use up the social energy I have on frivolous nothingness.  I hate being wasteful when it comes to anything, but especially when it comes to my time.  Please read this wonderful infographic, and take it into account when you interact with your own introverted friends.