WOOOOOWW!!! 

Great Job! You are doing great!!! I love your attitude. I'm guilty of that 'all or nothing' thinking sometimes. One cookie and I feel like giving up and eating them all. I know that's not helpful and you're proving you don't have to think that way: you can have a treat and not let it ruin your day or get in the way of accomplishing your goals.
You are looking great..Awesome progress!! Keep up the good work!!