Are your thoughts worthy of you? If not - now is the time to change them. You can begin right were you are right now. Nothing matters but this moment and what you are focusing your attention on.
A dirty player is somebody who ultimately is trying to hurt somebody. There's a huge difference. There's no gray in that. Like, you have no conscience, no nothing, no guilt. I don't have that mean streak in me. I don't play angry. It's not anger.