1: “My best friend, Michael Wharton, ran track in high school,” Steven Kotler writes in The Art of Impossible: A Peak Performance Primer. 

Michael’s coach had unusual protocols.  “When they went out for long runs, whenever they encountered a hill, the team had to shift their focus entirely to core running skills: long strides, strong arms, high kicks.  Note the focus wasn’t on speed or acceleration, it was on … continue reading