Interesting article about poker pro Vanessa Selbst on her thinking going into a tournament. Applies to pool the same as it does to poker.
http://www.forbes.com/sites/deniser...s-to-work-thinking-shes-a-loser/#7939e6576dd8
http://www.forbes.com/sites/deniser...s-to-work-thinking-shes-a-loser/#7939e6576dd8