Giving encouragement to others helps me to stay positive. If you can find a way to be positive about someone else's situation, you will be more positive about your own.
Track your blood sugar before and after you exercise. You will really notice how the exercise brings down your blood sugar.
I like a small gluten free frozen pizza. It cooks in 10 minutes and is only 400 calories. If I cut it into four slices it doesn't seem like enough food, but if I cut it into eight slices, it seems like more food and I feel satisfied when I'm done eating it.
Find a local Farmer's Market for fresh, locally grown fruits and vegetables. You'll be amazed at the difference in taste when you buy food that hasn't been shipped half way around the world.