I never hit a shot, not even in practice, without having a very sharp, in-focus picture of it in my head.
Learn the fundamentals of the game and stick to them. Band-Aid remedies never last.
I didn't push any of my kids into golf, and they played golf because they wanted to.
Keeping the head still is golf's one universal, unarguable fundamental.
If a guy is a good athlete, he'll end up being a pretty decent golfer if he just takes it up. But you never master it; even the best players in the world never master the game.
When I fly in a helicopter, I insist there be two sets of controls, one for me in case something happens to the pilot. I'm no expert, but I know enough to at least get the thing on the ground. Nothing scares me like the thought of not being in control.