No, this has nothing to do with your ability (or lack thereof!) to go from standing into the splits, or bend over and touch your toes.
Growing up, I was a very inflexible person. I loved having ‘a plan’, and heaven forbid that the plan should ever have to change! This caused considerable difficulties for my parents, my friends, and most of all – for me. Feeling stressed and anxious if something didn’t work out how I wanted it to happened, well … all the time.