Though our trip to Fiji didn’t go as smoothly as a travel day should, all was not lost. It was, in fact, raining when we touched down, but we weren’t feeling stressed for long. For one thing, this was our view as we landed: In the ultimate case of irony, a joyful Fijian band was singing and playing—yep, you guessed it—ukuleles at the arrival gate. This set the mood, but also served as a very clear example of an appropriate time to sing and play the ukulele. More importantly, every single airport employee was smiling! The customs agent wished me…