We all display behaviours that set us apart, identify us. Oddities and quirks that have become part of our way of operating- our habits. They are often referred to as idiosyncrasies (distinctive individual behaviours).  We frequently perform them unconsciously. It is often the observations of others that draw attention to our strange and wonderful ways. Some quirks are quite odd such as the behaviour of the character, Robert Barone in the TV series ' Everybody Loves Raymond ' who would touch his chin with snacks before placing them in his mouth. Some quirky behaviours are driven by superstition such as one I recall from my childhood when we were told never to step on cracks in the concrete for such action would surely break your Grandmother's back-'Don't step on a crack or you'll break your grandmother's back.' We were impressionable enough to comply with this horrifying edict. Some of our quirks are driven by order and repetition of certain actions. So ...