Like most graduate students, I took my studies far more seriously than I had as an undergraduate. I sometimes think of my undergraduate studies as a … - Martin Dempsey

There are a lot of memories in this book. I hope they are not too self-aggrandizing. I certainly don't mean them to be. Rather, I intend them to argue that life is a journey that must be felt to be meaningful, that it will always surprise us, and that it is an opportunity meant to be experienced by participation, not by observation. I intend them to show that history finds us, not the other way around. And since we can't know which of us history will find, we should each do all we can to prepare by living a life of character and consequence. I intend them to illustrate that we all- leaders and followers alike- have obligations to each other. Each chapter is a piece of a puzzle, no one piece more important than the other.

Loyalty is not an entitlement. It must be earned, both by leaders and by those who follow them. And even when loyalty has been earned, it must have limits. (Who among us can forget being asked by our chiding parents, "If your friend told you to jump off a bridge, would you do it?" Every day we see misplaced loyalty contributing to problems such as bullying, hazing, sexual harassment, discrimination, and corruption. To be sure, it can be difficult to say no to someone in a position of power who is using loyalty as leverage, especially when that person makes it clear that they expect total and unconditional loyalty. But that's where loyalty must meet moral courage, if we are to act honorably and do what's right.

Ranger School is the toughest training offered in the Army- not a place for the faint of heart and only recently open to women. Only a fraction of the soldiers who enter the nine-week course make it out successfully.