Having grown up with sheep and goats in the pasture, I still find horses 'way too big and 'way too intimidating. So I am doubly impressed by your riding skills! Yes, the day does come when we begin to think twice about what we are doing, or about to do do. Sometimes we think twice about it after we have already done it and are in pain. There's a story I could tell about pulling my granddaughter along the sidewalk with a rope tied to a big wheel trike....