Wow, great tips @michaelmorcos
I agree with most of your assertions in this article and I also think that understanding body language is important in understanding our world and relationships better.
But come to think of it, if we all learn about body language it would help us all to cheat body language, you know? When we know that a long stare can signify lying, for example, the next time we lie we would be careful not to stare long at our victim you know what I mean. Lol.