Most people's faces are asymmetrical. It's hard to tell just how much--unless you have Photoshop. Here are two versions of my face, digitally rendered by making either half into a whole, symmetrical face.
It's strange; they both look like me, yet they are so different.
I think the one on the Left is Jekyll; he's the good boy, the pious one--but he's anxious and insecure. Then on the right you have Hyde. He might be the troublemaker, but at least he knows who he is and what he wants.
Still not quite sure which one is the good one, or if neither one is...