Wow, this is the only place I get people saying "Thanks" when I speak my mind. . . But seriously great job on the picture the face seem so muddled in emotion it's hard to tell what she's thinking that's a side of he you don't often see.
You're a hwole lot better than me, you konw propotions, and most important of all, Your artwork is worth apreciating. I'd say that defines as good. Sure, you can evolve, and you can get better, but so could Da Vinci.