Yesterday morning I went to my outdoor aqua cycling class. This class involves stationary bikes in the outdoor public pool, an instructor, some music, me, and a bunch of grandmothers. Yes, it's me and a bunch of grandmothers. Between finishing our workout and doing the cool down, our instructor asked "if I get the waterslide going, would any of you want to go down it?" Immediately five or six women expressed great delight at the idea. As I watched the first woman come down the slide, screaming with happiness, I thought about how that's the type of older woman I want to be. These women, ranging from their mid fifties to mid seventies, show up to class with smiling faces and hair done. They are classy, happy ladies. They crack jokes and talk about their families and discuss where to go for lunch on Friday. In my seventies I want to be the woman who can still do an exercise class, who has friends to get together with, who laughs, who is up to have fun. But I don't ...