Winners are different. They're a different breed of cat.
Golf is a percentage game, and I play the percentages.
Sam Snead did to the tee-shot what Roger Bannister did to the four-minute mile.
No golfer ever gets so consistently good that he can't use some constructive advice. No matter how many trophies he may win, he can't analyze and remedy his own faults.
Every great player has learned the two Cs: how to concentrate and how to maintain composure.
The first step in building a solid, dependable attitude is to be realistic, not only about your inherent capabilities, but also about how well you are playing to those capabilities on any given day.