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But as Strike investigates
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Timothy Gallwey: The Inner Game of Tennis: The Ultimate Guide to the Mental Side of Peak Performance [2015] paperback Condition:New But as Strike investigatesImprove your game and discover your true potential by increasing your concentration, willpower and confidence. Described by Billie Jean King as her 'tennis bible', Timothy Gallwey's multi million bestseller, including an introduction from acclaimed sports psychologist Geoff Beattie, has been a phenomenon for players of all abilities since it was first published in 1972. Instead of concentrating on how to improve your technique, it starts from the
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