How to discover someone's hidden personality

It is easy to discover if someone is fake or genuine, truthful or lying, if we look for these signs and signals in their behaviour.
The truth is we all have different personalities; some are open, some hidden, one for our family and loved ones, another for outside world. Sometimes we are aware of our personality, sometimes we ourselves have absolutely no clue. And although, some of us go to great lengths to hide some of it, nobody can hide it completely, if we know how to 'read' the codes of hidden personality through certain signs and signals.
There are tons of 'code reading' to discover hidden personality. In this video, we will be discussing only ten ways.