Check out posters from world war one, remember the 'old bold pilots' stuff. Anyone of any maturity will understand that people's attitiude is key to their performance in many ways.
I think you may have slightly missed the point.
If my understanding of the article is correct it goes deeper than that; the suggestion is the "right" attitude is innate as I think IO suggets in the thread above.
Is that not surprising or counter intuitive? It certainly isnt obvious, or if it is the FAA has missed the bl**ding obvious.