She's pedaling to my left, just a little behind me. We're biking on the Baylands Park dike road between Mountain View and Palo Alto, pelicans and Great White Herons nestle in the marshes of lower San Francisco Bay to our right, the vast expanse of dark aquamarine water to our left is the Bay itself. Beyond it is Fremont, Milpitas and the hills behind them.
"Why is that?", she asks.
"Because the wind's at our backs, there's beauty all around us, and I'm using the second strongest muscle group in my body."
"Oh? What is the second strongest muscle group in your body?"
"My quads and calves."
"Then what's the strongest?"