Tattoo of Yin Yang on his right shoulder.
The Yin-Yang represents the ancient Chinese understanding of how things work. The outer circle represents "everything", while the black and white shapes within the circle represent the interaction of two energies, called "yin" (black) and "yang" (white), which cause everything to happen and they cannot exist without each other.
Body art or tattoos has entered the mainstream it is known longer considered a weird kind of subculture.
"According to a 2006 Pew survey, 40% of Americans between the ages of 26 and 40 have been tattooed".