As a little girl, I loved going to the circus. My mom would get free tickets from her job for the whole family, and we'd all go. I still remember sneaking peaks through my squinted eyes, looking up at the tightroppe walkers. They were so high in the air. The thrill, the danger, just one off step. Thinking back on that image from my childhood, the important truth of the matter was there was a net below, a safety net, if you will. Not obvious, almost invisible, but absolutely essential. Now, contrast that wit ...