The mind under pressure doesn't break—it forks. One stream runs your life; another holds what you couldn't feel then. Here's a way to think about how that works.
Want to improve your shot-shaping? Adjusting the position of your trail-hand palm when you grip the club at address can do wonders.
Set a yoga block or similar soft item just outside the ball when you practice your driver swing. This will help you make an inside-out strike.