The closest you'll ever get to seeing someone actually wear their hearts on their sleeves is in Texas, every fall, at the local high school homecoming game.They're called homecoming mums. They are as bodacious as football, as irresistible as a juicy rumor, and as deep as a momma's love. Over a hundred years ago when the custom began, mum was short for chrysanthemum, a typical corsage that boys gave to girls before taking them to the big football game. But through the decades, mum w...