A couple of weeks ago, I left office life behind for a few days to make the most of a long weekend. While in the land of pumpkin jam and port wine, I had the pleasure of staying at a breathtaking B&B—for the second time around. Nestled in the hillsides of Portugal’s renowned Douro Valley, the oldest commercial wine region in the world, this B&B is something to behold. The view, the wine, the architecture. It’s all very striking. But there’s something even more notable about this hotel: the hospitality. Perhaps that’s just the effect Portugal and its people have on you.…