When I think of tenacity, I think of the lizard that I tried to catch as a child and who then decided to return the favor by biting my finger. Lizard eyes stared at me as they held on tight, not really hurting (once I got over the initial panic) but also impossible to dislodge. You wanted me, buddy, now I'm hangin' on. After a moment, I set my hand (and the attached lizard) down gently on the grass and waited, my gaze slightly averted. The lizard eventually agreed to the truce and ran off to continue their scaly business elsewhere. It's a funny memory, but an interesting thought to ponder. While tenacity is simply defined as persistence or determination, in my own mind I also add a layer of unnecessary effort to my understanding of it. The lizard didn't need to keep hold of my finger - they had no way of knowing, but a quick nip or simply putting all of their wriggly effort into escape would have been enough for me to let them go. But it became a battle of wills inste...