El lenguaje del cuerpo

If you're in a conversation and the person you're talking to is in this position, end the conversation; that person has already lost interest. 

Hiding behind a barrier is a normal human response; we learn to cross our arms when we feel threatened.

"People are rarely aware that their postures, movements, and gestures can tell one story while their voice tells another."

The gesture of displaying the palms of the hands has always been associated with truth. 

I am fortunate to have this book in my hands and reread it whenever I can; it is simple but very valuable.