'My Purpose is to Save Lives'
In July 2014, I was in my 36th year of military service, a two-star general, combat veteran and president of National Defense University (NDU) in Washington, D.C. At the time, I worked for the then-Chairman of the Joint Chiefs of Staff Army Gen. Martin Dempsey. After decades of success, I had become a maniac, extremely disruptive and erratic. Finally, Dempsey, a long-time mentor, boss and friend, ...