Nobody sets out to lose their sense of wonder. We misplace it a little at a time, somewhere between the first paycheck and the hundredth status meeting. In its place we install a life of routine: predictable, controllable, and about as thrilling as a well-organized sock drawer. Then, we stand in front of that drawer and wonder why we're unhappy. The cure isn't complicated. We need some zest. We need to be shaken up, stretched, and occasionally proven wrong. Few things do that better than leaving home on purpose. And here's what most people miss: the adventure starts long before...