In 2018, we decided we needed some specific goals oriented around physical activity. The year before had been chaotic, with work and kid schedules. Anticipating a more routine year ahead, we decided it was time for stability. Also, aging bodies needed something to offset excessive food and alcohol. Simple math – more (many more) calories need to be burned to compensate for diets like ours. Someone recommended the Austin Marathon – the half would be 13.1 miles of hills, starting in the city, wandering around the river, and finishing up downtown. Easy enough, said the sacrificial victims …