A true inspiration:

[ame="https://www.youtube.com/watch?v=M-WykfUVzBo"]Alex Zanardis Ironman Inspiration - David Letterman - YouTube[/ame]

[ame="https://www.youtube.com/watch?v=jgUeC9g5Lz0"]Alex Zanardi The Doctor Who Saved His Life - David Letterman - YouTube[/ame]