Creative ways to hold yourself accountable to your goals are of immense help. Hang your "unbelievable" swimsuit, or outfit where you'll see it often. Every time you drop a size, donate the old "fat clothes" to charity. Make a bet with someone, enter a contest,
You don't need go overboard and have a business card with a shirtless picture of yourself smiling through a 'point to the sky pose', but hey, its worked wonders for me.