Adios, Amigos

For the past 8 years, my wife and I have spent six months out of every 24 months living abroad. Six months abroad, 18 months in San Diego—rinse and repeat. It's become one of the rhythms of our lives and is one of my favorite parts of my life. The idea here was always simple; if we kept up this routine, we'd end up taking more than 20 Trips of a Lifetime . Tomorrow, we leave the US again—but for…