Breakthrough: Learn The Secrets Of The World'S Leading Mentor And Become The Best You Can BeIn 1954, Roger Bannister decided he would break the four minute mile record. Not only did he do this, but within a year, his achievement empowered 37 others to do the same. He accomplished his own 'breakthrough' and inspired others to push themselves beyond what they thought they could achieve. For the first time, the world's leading mentor David C. M. Carter shares his most effective 'breakthrough' secrets in this practical guide to becoming the best