After returning from Iraq in 2003, I found myself preparing to leave active-duty in 2004. For some reason, I encountered several interesting articles about Donald Rumsfeld and came to be pretty impressed with the guy. I don't mean his leadership style, or his decisions or anything like that. I mean personality-wise. He's got a great bio: elected to the House of Representatives at age 29, worked his way through Washington for nearly two decades before departing for the private sector. There he turned around two companies that were failing, and by all accounts, he did so with panache. My boss...