In The Inner Game of Tennis: The Classic Guide to the Mental Side of Peak Performance(1974), tennis coach W. Timothy Gallwey argues that most people have the natural ability to improve at any endeavor they pursue. Using tennis as a guiding example, he explains how people naturally learn new abilities, and points out how this process can be interrupted when people criticize themselves harshly, or begin to credit sheer willpower for their ability to improve…
 
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