John Gartner wrote this book called "The Hypomanic Edge" in which Christopher Columbus and Ted Turner and Steve Jobs and all these business minds have this edge to compete.
John Gartner a écrit ce livre intitulé "The Hypomanic Edge" dans lequel Christophe Colomb, Ted Turner, et Steve Jobs, et tous ces esprits entrepreneurs rivalisent de par cette pointe de créativité.