This is a word that modern Greeks often use to describe what happens when you leave a piece of yourself (your soul, creativity, or love) in your work. When you love doing something that you put your entire self into, the love and happiness shows.
A happy face and a sad face tattoo on the hip. I like how they incorporated a bunch of different things into one tattoo. The treble and bass clefs that make a heart, and the theater, plus the cross re;presenting faith.