Common sense is no match for the voice of God.

THE LONG WALK is a raw, wrenching, blood-soaked chronicle of the human cost of war. Brian Castner, the leader of a military bomb disposal team, recounts his deployment to Iraq with unflinching candor, and in the process exposes crucial truths not only about this particular conflict, but also about war throughout history. Castner's memoir brings to mind Erich Maria Remarque's masterpiece, All Quiet on the Western Front.

He read a lot. He used a lot of big words. I think maybe part of what got him into trouble was that he did too much thinking. Sometimes he tried too hard to make sense of the world, to figure out why people were bad to each other so often. A couple of times I tried to tell him it was a mistake to get too deep into that kind of stuff, but Alex got stuck on things. He always had to know the absolute right answer before he could go on to the next thing.

According to the moral absolutism that characterizes McCandless's beliefs, a challenge in which a successful outcome is assured isn't a challenge at all.

It is easy, when you are young, to believe that what you desire is no less than what you deserve, to assume that if you want something badly enough, it is your God-given right to have it.

If you don't take it, I'm going to throw it away," Alex cheerfully retorted. "I don't want to know what time it is. I don't want to know what day it is or where I am. None of that matters.

He was unheeded, happy, and near to the wild heart of life. He was alone and young and wilful and wildhearted, alone amid a waste of wild air and brackish waters and the seaharvest of shells and tangle and veiled grey sunlight.