WHAT IS PERSONAL-IDENTITY ?
It means that you have your own STYLE OF CLOTHING !!
See this YouTube clip: "Why Clothes Matter"
You can also have a special TATTOO !!
Or have a special kind of HAIRCUT !!
Or have a special kind of belief-system, like Buddhism for example !!
IT IS IMPORTANT TO DIFFERENTIATE YOURSELF FROM THE OTHER PEOPLE !!
YOU ARE AN INDIVIDUAL,YOU AREN'T PART OF A HURDLE !!