Practice, practice, practice...
practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice, practice.
Personally, I go for variety with games. I don't have it in me to spend so much time on just one game.