I was in my normal spin class the other day and was surprised when I walked in and saw a substitute teacher in our regular instructor’s spot. Who is this and where is Susan? I have become somewhat structured in my old age. I know what I am going to do on each day of the week. That includes my exercise routine. Wednesdays I spin with Susan. I know what kind of a workout I am going to get. It’s going to be tough. The music, while not always my personal choice; will be loud and motivating. I will walk out with noodle legs, entire body drenched with sweat and feel exhilarated for having accomplished a rigorous workout by 6:30 am. Who is this stranger filling in? Is she qualified? Does she have a certification to lead us? What kind of music is she going to play? Has she been vetted? I was tempted to leave but I didn’t want to be rude. I had my reservations and with an eyebrow raised, I adjusted my bike. I started my fitness tracking watch and began pedaling with a less than willing at