Inspiration for overweight, handicapped folks

Sometimes its hard for me, as an overweight ‘older’ person with handicaps, to find motivation and inspiration, especially when I hit a plateau. While looking for new workout ideas, I stumbled upon found this video, and boy did it provide me with some inspiration. If he can do this, so can I, if I want it badly enough.. http://www.youtube.com/watch?v=PrKa9CQ3C6U