SHADES ARE THE REFLECTIONS OF INNER SELF .
DIFFERENT SHADES ARE THE REFLECTIONS OF ONESELF OVER DIFFERENT SITUATION.
Here the author talks about two faces one which is mind which is virtual no one has seen it but without it commond no activity is possible.
another is our physical appearance how one express .In another words our behavior.
Behavior is showing our feelings by an action like anger,happy,joy,sorrow.
But two shades mind which is virtual and another physical our behavior or expression.
Sometimes they coordinate where sometimes they don't.
How do they don't coordinate
supposed you get anger on someone because they make any kind of harm to you.
that was a virtual faces which was anger but you choose to calm.
You represented...