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Once upon a time, in a peaceful green valley, there lived a little tortoise named Timmy. Timmy had a big brown shell, four stubby legs, and the kindest eyes you ever saw. Every morning, Timmy would wake up, stretch his small legs, and look up at the great mountain at the edge of the valley. "One day," he would say, "I am going to climb all the way to the top." One bright morning, Hector the Hare came bounding past. "Ha! You? Climb the mountain? That's the funniest thing I've ever heard!" "Becau