Imagine you are at the start for an international slalom in the heart of the Alps. 40 tonnes of water thunder past you every second, and you are in a little boat weighing barely 9 kilos.
Your mind is so focused that you can’t even hear the water. You are thinking only about the 18 gates that you must not miss. Above all, that key sequence, the one that has already put paid to some competitors’ hopes after months of training.