Master Wayne talks about Yin & Yang and that everything has its opposite and one can not exist without the other.
In Chinese philosophy one can not exist with out the other, though they are opposites, they are entwined with each other co-existing.
YIN the black half is the Negative, Moon, Wet, Cold, Passive, Dark, Feminine ,
YANG the White section is the Positive, Sun, Dry, Active, Light, Masculine,