Sometimes, when youre young, you call for a "do-over"... an opportunity to go back and attempt the same thing over again. It tends to happen the most in sports, such as basketball (especially when youre playing H-O-R-S-E)... you take a shot, and something causes you to mess it up. That may be outside interference, or just you stumbling, but the result is the same... you miss, and you want another chance.The desire for a "do-over", though, is not limited to sports, nor to the