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.
Džons Gārdners uzrakstīja grāmatu „Hipomāniskais ķēriens”, kurā Kristoferam Kolumbam,  Tedam Tērneram, Stīvam Džobsam, un visiem šiem uzņēmējiem ir tieksme sacensties.