Steven and his dad regularly took their motorcycles for a ride along the East coast of South Africa, past the bathers and the fishermen, till they reached the deserted sand and sea. One day, after climbing their favorite sand dune, they competed to see who could make it back down in the least amount of jumps. On the 18th jump, Steven heard a bloodcurdling scream from behind. His father had landed on a hidden tree stump and sheared off part of his heel. The experience has left Steven cautious with his own children, allowing them to play on sand dunes,…