Constitution – the aggregate of a person’s physical and psychological characteristics. Growing up, now and then I heard references made to a person’s constitution. Having a “strong constitution” was considered praise amongst the sturdy, Midwestern farm stock from which we had descended. It meant that someone was physically strong and emotionally resilient. With that point of reference, I came to believe that a person’s constitution was mostly driven by their physiology and most certainly determined at birth. Not unlike a litter of puppies, there were alphas and runts among us. As time passed, my perception changed. While we certainly have some predetermined physical characteristics, there is much over which we have influence.…