The one piece of advice I have given all of them is this: "Rehearse! Rehearse! Rehearse!" I give this advice because no one taught it to me; I had to learn it the hard way. When I first started learning public speaking in a Toastmasters club, I was locked to the lectern. I was so nervous that I grasped the sides in a white-knuckle death grip and read my speeches from notes.
But you can hit a million shots on the driving range or in front of a mirror. It's possible to replicate conditions and practice your swing over and over and over again. To a certain degree, you can practice golf in a vacuum. In surfing, you cannot. There is a magical, confounding component so elusive and finite that it adds to the sport's seduction.