Getting off the Island There were three people stranded on an island, a brunette, a redhead, and a blonde. The brunette looked over the water to the mainland and estimated about 20 miles to shore. So she announced, ""I'm going to try to swim to shore."" So she swam out ten miles from the island, and she was too tired to go on, so she drowned.   The second one, the redhead, said to herself, ""I wonder if she made it. I guess it's better to try to get to the mainland than stay here and st…