Journal of Personality and Social Psychology, 101 5 , 993—1011.
Identify distinguishing features like scars and tattoos.
Ayurveda is a 5000 year old Eastern philosophy that states that there are three type of constitutional energies: Vata, Pitta and Kapha.
Anger and fear expressions were also judged to differ in specific facial qualities that differentiate faces of babies and adults as well as in traits associated with babyfaceness.
They simply do not adhere to styles that other people deem appropriate, and would prefer to express their own personal style.
Being self-confident regardless of your other personality or physical traits could certainly help.
A study of appearance anxiety in young men: Social Behavior and Personality Vol 21 1 1993, 63-74.
Gender differences in concern with body weight and physical appearance over the life span: Personality and Social Psychology Bulletin Vol 16 2 Jun 1990, 263-273.