Corners of the eyes must go deeper, distance from eyebrows to bottom of the nose should be the same as from bottom of the nose to the bottom of the face (chin). Your lower part of the face is too big...
Keep up...
You added too much mass there, try to reduce it and keep in mind how the eyesocket looks on the skull - that helps
Try to reduce the space between the tip of the nose and the top of the lips - to me it seems too distant...