Why is that important exactly? To know in which pigeon hole I belong? Don't get me wrong. It's vital to be aware of one's traits, strengths and weaknesses but I

Why is that important exactly? To know in which pigeon hole I belong? Don't get me wrong. It's vital to be aware of one's traits, strengths and weaknesses but I'm not a D&D character. Defining people by four-letter groups seems just weird to me.